56837544066 has 24 divisors (see below), whose sum is σ = 123244046640. Its totient is φ = 18931073496.

The previous prime is 56837544013. The next prime is 56837544067. The reversal of 56837544066 is 66044573865.

56837544066 is a `hidden beast` number, since 5 + 6 + 8 + 37 + 544 + 0 + 66 = 666.

It is not an unprimeable number, because it can be changed into a prime (56837544067) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1207476 + ... + 1253663.

It is an arithmetic number, because the mean of its divisors is an integer number (5135168610).

Almost surely, 2^56837544066 is an apocalyptic number.

56837544066 is an abundant number, since it is smaller than the sum of its proper divisors (66406502574).

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

56837544066 is a wasteful number, since it uses less digits than its factorization.

56837544066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2462430 (or 2462427 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 54.

The spelling of 56837544066 in words is "fifty-six billion, eight hundred thirty-seven million, five hundred forty-four thousand, sixty-six".