265642652361313 has 8 divisors (see below), whose sum is σ = 268723699780608. Its totient is φ = 262574415950784.

The previous prime is 265642652361253. The next prime is 265642652361329. The reversal of 265642652361313 is 313163256246562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-265642652361313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (265642652365313) 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, 3202710481 + ... + 3202793422.

It is an arithmetic number, because the mean of its divisors is an integer number (33590462472576).

Almost surely, 2^{265642652361313} is an apocalyptic number.

It is an amenable number.

265642652361313 is a deficient number, since it is larger than the sum of its proper divisors (3081047419295).

265642652361313 is a wasteful number, since it uses less digits than its factorization.

265642652361313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6405504383.

The product of its digits is 27993600, while the sum is 55.

The spelling of 265642652361313 in words is "two hundred sixty-five trillion, six hundred forty-two billion, six hundred fifty-two million, three hundred sixty-one thousand, three hundred thirteen".