52885125292440 has 64 divisors (see below), whose sum is σ = 181320429576960. Its totient is φ = 12088028638080.

The previous prime is 52885125292427. The next prime is 52885125292463. The reversal of 52885125292440 is 4429252158825.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31479240406 + ... + 31479242085.

It is an arithmetic number, because the mean of its divisors is an integer number (2833131712140).

Almost surely, 2^{52885125292440} is an apocalyptic number.

It is an amenable number.

52885125292440 is an abundant number, since it is smaller than the sum of its proper divisors (128435304284520).

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

52885125292440 is a wasteful number, since it uses less digits than its factorization.

52885125292440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62958482512 (or 62958482508 counting only the distinct ones).

The product of its (nonzero) digits is 18432000, while the sum is 57.

The spelling of 52885125292440 in words is "fifty-two trillion, eight hundred eighty-five billion, one hundred twenty-five million, two hundred ninety-two thousand, four hundred forty".