56538205000 has 80 divisors (see below), whose sum is σ = 139441302000. Its totient is φ = 21424968000.

The previous prime is 56538204991. The next prime is 56538205027. The reversal of 56538205000 is 50283565.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 202570 + ... + 392569.

It is an arithmetic number, because the mean of its divisors is an integer number (1743016275).

Almost surely, 2^56538205000 is an apocalyptic number.

56538205000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56538205000 is an abundant number, since it is smaller than the sum of its proper divisors (82903097000).

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

56538205000 is a wasteful number, since it uses less digits than its factorization.

56538205000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595184 (or 595165 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 56538205000 its reverse (50283565), we get a palindrome (56588488565).

The spelling of 56538205000 in words is "fifty-six billion, five hundred thirty-eight million, two hundred five thousand".