57507780532 has 24 divisors (see below), whose sum is σ = 105393367296. Its totient is φ = 27404417568.

The previous prime is 57507780503. The next prime is 57507780661. The reversal of 57507780532 is 23508770575.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 1102828 + ... + 1153795.

It is an arithmetic number, because the mean of its divisors is an integer number (4391390304).

Almost surely, 2^57507780532 is an apocalyptic number.

It is an amenable number.

57507780532 is a deficient number, since it is larger than the sum of its proper divisors (47885586764).

57507780532 is a wasteful number, since it uses less digits than its factorization.

57507780532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2256927 (or 2256925 counting only the distinct ones).

The product of its (nonzero) digits is 2058000, while the sum is 49.

The spelling of 57507780532 in words is "fifty-seven billion, five hundred seven million, seven hundred eighty thousand, five hundred thirty-two".