57400733940 has 96 divisors (see below), whose sum is σ = 184561251840. Its totient is φ = 13182940800.

The previous prime is 57400733939. The next prime is 57400733977. The reversal of 57400733940 is 4933700475.

It is a junction number, because it is equal to n+sod(n) for n = 57400733892 and 57400733901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2276166 + ... + 2301245.

It is an arithmetic number, because the mean of its divisors is an integer number (1922513040).

Almost surely, 2^57400733940 is an apocalyptic number.

It is an amenable number.

57400733940 is an abundant number, since it is smaller than the sum of its proper divisors (127160517900).

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

57400733940 is a wasteful number, since it uses less digits than its factorization.

57400733940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4577453 (or 4577451 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 42.

The spelling of 57400733940 in words is "fifty-seven billion, four hundred million, seven hundred thirty-three thousand, nine hundred forty".