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40674669025 = 5215710362973
BaseRepresentation
bin100101111000011001…
…100011000111100001
310212222200120021102011
4211320121203013201
51131300203402100
630404035152521
72636645660614
oct457031430741
9125880507364
1040674669025
1116282876951
127a71a45741
133ab2a92bc3
141d7c03017b
1510d0d53bba
hex9786631e1

40674669025 has 12 divisors (see below), whose sum is σ = 50757846652. Its totient is φ = 32332472640.

The previous prime is 40674668981. The next prime is 40674669053. The reversal of 40674669025 is 52096647604.

It can be written as a sum of positive squares in 6 ways, for example, as 1091179089 + 39583489936 = 33033^2 + 198956^2 .

It is not a de Polignac number, because 40674669025 - 27 = 40674668897 is a prime.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40674669025.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5177562 + ... + 5185411.

Almost surely, 240674669025 is an apocalyptic number.

It is an amenable number.

40674669025 is a deficient number, since it is larger than the sum of its proper divisors (10083177627).

40674669025 is a wasteful number, since it uses less digits than its factorization.

40674669025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10363140 (or 10363135 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 49.

The spelling of 40674669025 in words is "forty billion, six hundred seventy-four million, six hundred sixty-nine thousand, twenty-five".

Divisors: 1 5 25 157 785 3925 10362973 51814865 259074325 1626986761 8134933805 40674669025