56115527018 has 32 divisors (see below), whose sum is σ = 89668861056. Its totient is φ = 26246320128.

The previous prime is 56115527011. The next prime is 56115527081. The reversal of 56115527018 is 81072551165.

It is not an unprimeable number, because it can be changed into a prime (56115527011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8547005 + ... + 8553567.

It is an arithmetic number, because the mean of its divisors is an integer number (2802151908).

Almost surely, 2^56115527018 is an apocalyptic number.

56115527018 is a deficient number, since it is larger than the sum of its proper divisors (33553334038).

56115527018 is a wasteful number, since it uses less digits than its factorization.

56115527018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8078.

The product of its (nonzero) digits is 84000, while the sum is 41.

The spelling of 56115527018 in words is "fifty-six billion, one hundred fifteen million, five hundred twenty-seven thousand, eighteen".