57336781400 has 48 divisors (see below), whose sum is σ = 133338080400. Its totient is φ = 22929540480.

The previous prime is 57336781373. The next prime is 57336781421. The reversal of 57336781400 is 418763375.

57336781400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 239451²-1.

It is a super-2 number, since 2×57336781400² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 927869 + ... + 987731.

It is an arithmetic number, because the mean of its divisors is an integer number (2777876675).

Almost surely, 2^57336781400 is an apocalyptic number.

57336781400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

57336781400 is an abundant number, since it is smaller than the sum of its proper divisors (76001299000).

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

57336781400 is a wasteful number, since it uses less digits than its factorization.

57336781400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64668 (or 64659 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 57336781400 in words is "fifty-seven billion, three hundred thirty-six million, seven hundred eighty-one thousand, four hundred".