265725338536 has 32 divisors (see below), whose sum is σ = 569990816640. Its totient is φ = 113766412608.

The previous prime is 265725338521. The next prime is 265725338581. The reversal of 265725338536 is 635833527562.

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, 2358531 + ... + 2468626.

It is an arithmetic number, because the mean of its divisors is an integer number (17812213020).

Almost surely, 2^265725338536 is an apocalyptic number.

It is an amenable number.

265725338536 is an abundant number, since it is smaller than the sum of its proper divisors (304265478104).

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

265725338536 is a wasteful number, since it uses less digits than its factorization.

265725338536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4828153 (or 4828149 counting only the distinct ones).

The product of its digits is 27216000, while the sum is 55.

The spelling of 265725338536 in words is "two hundred sixty-five billion, seven hundred twenty-five million, three hundred thirty-eight thousand, five hundred thirty-six".