265648030625 has 40 divisors (see below), whose sum is σ = 349625833920. Its totient is φ = 201377528000.

The previous prime is 265648030607. The next prime is 265648030639. The reversal of 265648030625 is 526030846562.

It is not a de Polignac number, because 265648030625 - 2⁶ = 265648030561 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 265648030625.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1451771 + ... + 1624479.

It is an arithmetic number, because the mean of its divisors is an integer number (8740645848).

Almost surely, 2^265648030625 is an apocalyptic number.

265648030625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

265648030625 is a deficient number, since it is larger than the sum of its proper divisors (83977803295).

265648030625 is a wasteful number, since it uses less digits than its factorization.

265648030625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172859 (or 172844 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 47.

The spelling of 265648030625 in words is "two hundred sixty-five billion, six hundred forty-eight million, thirty thousand, six hundred twenty-five".