56100009982 has 16 divisors (see below), whose sum is σ = 86442305760. Its totient is φ = 27286223328.

The previous prime is 56100009949. The next prime is 56100010003. The reversal of 56100009982 is 28990000165.

It is a super-2 number, since 2×56100009982² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 291244 + ... + 443872.

It is an arithmetic number, because the mean of its divisors is an integer number (5402644110).

Almost surely, 2^56100009982 is an apocalyptic number.

56100009982 is a deficient number, since it is larger than the sum of its proper divisors (30342295778).

56100009982 is a wasteful number, since it uses less digits than its factorization.

56100009982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157635.

The product of its (nonzero) digits is 38880, while the sum is 40.

The spelling of 56100009982 in words is "fifty-six billion, one hundred million, nine thousand, nine hundred eighty-two".