56420200140 has 48 divisors (see below), whose sum is σ = 164845110528. Its totient is φ = 14391239104.

The previous prime is 56420200139. The next prime is 56420200159. The reversal of 56420200140 is 4100202465.

It is a super-3 number, since 3×56420200140³ (a number of 33 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56420200140.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20440722 + ... + 20443481.

It is an arithmetic number, because the mean of its divisors is an integer number (3434273136).

Almost surely, 2^56420200140 is an apocalyptic number.

It is an amenable number.

56420200140 is an abundant number, since it is smaller than the sum of its proper divisors (108424910388).

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

56420200140 is a wasteful number, since it uses less digits than its factorization.

56420200140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40884238 (or 40884236 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The spelling of 56420200140 in words is "fifty-six billion, four hundred twenty million, two hundred thousand, one hundred forty".