265140126113564 has 48 divisors (see below), whose sum is σ = 511100304478848. Its totient is φ = 119585284804608.

The previous prime is 265140126113561. The next prime is 265140126113573. The reversal of 265140126113564 is 465311621041562.

265140126113564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265140126113561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81471557 + ... + 84663420.

It is an arithmetic number, because the mean of its divisors is an integer number (10647923009976).

Almost surely, 2^{265140126113564} is an apocalyptic number.

It is an amenable number.

265140126113564 is a deficient number, since it is larger than the sum of its proper divisors (245960178365284).

265140126113564 is a wasteful number, since it uses less digits than its factorization.

265140126113564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166135694 (or 166135692 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 47.

The spelling of 265140126113564 in words is "two hundred sixty-five trillion, one hundred forty billion, one hundred twenty-six million, one hundred thirteen thousand, five hundred sixty-four".