265241131543056 has 40 divisors (see below), whose sum is σ = 685458263537920. Its totient is φ = 88381193475456.

The previous prime is 265241131543049. The next prime is 265241131543067. The reversal of 265241131543056 is 650345131142562.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 265241131542996 and 265241131543014.

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, 1016025595 + ... + 1016286618.

It is an arithmetic number, because the mean of its divisors is an integer number (17136456588448).

Almost surely, 2^{265241131543056} is an apocalyptic number.

It is an amenable number.

265241131543056 is an abundant number, since it is smaller than the sum of its proper divisors (420217131994864).

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

265241131543056 is a wasteful number, since it uses less digits than its factorization.

265241131543056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2032314943 (or 2032314937 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 48.

The spelling of 265241131543056 in words is "two hundred sixty-five trillion, two hundred forty-one billion, one hundred thirty-one million, five hundred forty-three thousand, fifty-six".