265528256072 has 32 divisors (see below), whose sum is σ = 501611436480. Its totient is φ = 131766782400.

The previous prime is 265528256023. The next prime is 265528256099. The reversal of 265528256072 is 270652825562.

It is a self number, because there is not a number n which added to its sum of digits gives 265528256072.

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, 1258718 + ... + 1454450.

It is an arithmetic number, because the mean of its divisors is an integer number (15675357390).

Almost surely, 2^265528256072 is an apocalyptic number.

It is an amenable number.

265528256072 is a deficient number, since it is larger than the sum of its proper divisors (236083180408).

265528256072 is a wasteful number, since it uses less digits than its factorization.

265528256072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197013 (or 197009 counting only the distinct ones).

The product of its (nonzero) digits is 4032000, while the sum is 50.

The spelling of 265528256072 in words is "two hundred sixty-five billion, five hundred twenty-eight million, two hundred fifty-six thousand, seventy-two".