57477421742740 has 96 divisors (see below), whose sum is σ = 123929488650240. Its totient is φ = 22383935274624.

The previous prime is 57477421742687. The next prime is 57477421742771. The reversal of 57477421742740 is 4724712477475.

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 31 ways as a sum of consecutive naturals, for example, 475560997 + ... + 475681843.

It is an arithmetic number, because the mean of its divisors is an integer number (1290932173440).

Almost surely, 2^{57477421742740} is an apocalyptic number.

It is an amenable number.

57477421742740 is an abundant number, since it is smaller than the sum of its proper divisors (66452066907500).

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

57477421742740 is a wasteful number, since it uses less digits than its factorization.

57477421742740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124789 (or 124787 counting only the distinct ones).

The product of its (nonzero) digits is 86051840, while the sum is 61.

The spelling of 57477421742740 in words is "fifty-seven trillion, four hundred seventy-seven billion, four hundred twenty-one million, seven hundred forty-two thousand, seven hundred forty".