525440025552216 has 64 divisors (see below), whose sum is σ = 1328101620468480. Its totient is φ = 173217044412800.

The previous prime is 525440025552181. The next prime is 525440025552307. The reversal of 525440025552216 is 612255520044525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120040266 + ... + 124340441.

It is an arithmetic number, because the mean of its divisors is an integer number (20751587819820).

Almost surely, 2^{525440025552216} is an apocalyptic number.

It is an amenable number.

525440025552216 is an abundant number, since it is smaller than the sum of its proper divisors (802661594916264).

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

525440025552216 is a wasteful number, since it uses less digits than its factorization.

525440025552216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244381704 (or 244381700 counting only the distinct ones).

The product of its (nonzero) digits is 4800000, while the sum is 48.

The spelling of 525440025552216 in words is "five hundred twenty-five trillion, four hundred forty billion, twenty-five million, five hundred fifty-two thousand, two hundred sixteen".