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42264361340 = 2255339872039
BaseRepresentation
bin100111010111001001…
…101111100101111100
311001002110212000022022
4213113021233211330
51143024134030330
631225503535312
73024231100235
oct472711574574
9131073760268
1042264361340
1116a19148253
1282362ba538
133ca722a046
14208d20008c
1511756b8ae5
hex9d726f97c

42264361340 has 24 divisors (see below), whose sum is σ = 90429786720. Its totient is φ = 16586767808.

The previous prime is 42264361333. The next prime is 42264361343. The reversal of 42264361340 is 4316346224.

It is a self number, because there is not a number n which added to its sum of digits gives 42264361340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42264361343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19934960 + ... + 19937079.

It is an arithmetic number, because the mean of its divisors is an integer number (3767907780).

Almost surely, 242264361340 is an apocalyptic number.

It is an amenable number.

42264361340 is an abundant number, since it is smaller than the sum of its proper divisors (48165425380).

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

42264361340 is a wasteful number, since it uses less digits than its factorization.

42264361340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39872101 (or 39872099 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

The spelling of 42264361340 in words is "forty-two billion, two hundred sixty-four million, three hundred sixty-one thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 53 106 212 265 530 1060 39872039 79744078 159488156 199360195 398720390 797440780 2113218067 4226436134 8452872268 10566090335 21132180670 42264361340