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4425212524240 = 245411611343873
BaseRepresentation
bin100000001100101001100…
…1110000111011011010000
3120200001020200002000012001
41000121103032013123100
51040000313401233430
613224525314043344
7634465614554524
oct100312316073320
916601220060161
104425212524240
1114567a4117662
125b5776879554
132613ac9c1071
14114277babd84
157a19b0563ca
hex406533876d0

4425212524240 has 40 divisors (see below), whose sum is σ = 10288876735368. Its totient is φ = 1770040688640.

The previous prime is 4425212524219. The next prime is 4425212524277. The reversal of 4425212524240 is 424252125244.

It can be written as a sum of positive squares in 4 ways, for example, as 651952894096 + 3773259630144 = 807436^2 + 1942488^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 4425212524240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2620944 + ... + 3964816.

Almost surely, 24425212524240 is an apocalyptic number.

4425212524240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4425212524240 is an abundant number, since it is smaller than the sum of its proper divisors (5863664211128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4425212524240 is a wasteful number, since it uses less digits than its factorization.

4425212524240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1385047 (or 1385041 counting only the distinct ones).

The product of its (nonzero) digits is 204800, while the sum is 37.

Adding to 4425212524240 its reverse (424252125244), we get a palindrome (4849464649484).

The spelling of 4425212524240 in words is "four trillion, four hundred twenty-five billion, two hundred twelve million, five hundred twenty-four thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 16 20 40 80 41161 82322 164644 205805 329288 411610 658576 823220 1343873 1646440 2687746 3292880 5375492 6719365 10750984 13438730 21501968 26877460 53754920 107509840 55315156553 110630313106 221260626212 276575782765 442521252424 553151565530 885042504848 1106303131060 2212606262120 4425212524240