18200006056 has 16 divisors (see below), whose sum is σ = 34188097140. Its totient is φ = 9083180160.

The previous prime is 18200006029. The next prime is 18200006059. The reversal of 18200006056 is 65060000281.

It can be written as a sum of positive squares in 2 ways, for example, as 16418321956 + 1781684100 = 128134^2 + 42210^2 .

It is not an unprimeable number, because it can be changed into a prime (18200006059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2098261 + ... + 2106916.

Almost surely, 2^18200006056 is an apocalyptic number.

It is an amenable number.

18200006056 is a deficient number, since it is larger than the sum of its proper divisors (15988091084).

18200006056 is a wasteful number, since it uses less digits than its factorization.

18200006056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4205724 (or 4205720 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 18200006056 in words is "eighteen billion, two hundred million, six thousand, fifty-six".