262646104056 has 32 divisors (see below), whose sum is σ = 750417440640. Its totient is φ = 75041743968.

The previous prime is 262646104051. The next prime is 262646104079. The reversal of 262646104056 is 650401646262.

It is a super-2 number, since 2×262646104056² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 262646103999 and 262646104017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (262646104051) 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, 781684666 + ... + 781685001.

It is an arithmetic number, because the mean of its divisors is an integer number (23450545020).

Almost surely, 2^262646104056 is an apocalyptic number.

It is an amenable number.

262646104056 is an abundant number, since it is smaller than the sum of its proper divisors (487771336584).

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

262646104056 is a wasteful number, since it uses less digits than its factorization.

262646104056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1563369683 (or 1563369679 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 262646104056 in words is "two hundred sixty-two billion, six hundred forty-six million, one hundred four thousand, fifty-six".