18126460566 has 12 divisors (see below), whose sum is σ = 39273997932. Its totient is φ = 6042153516.

The previous prime is 18126460501. The next prime is 18126460589. The reversal of 18126460566 is 66506462181.

18126460566 is a `hidden beast` number, since 1 + 8 + 1 + 26 + 4 + 60 + 566 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 503512776 + ... + 503512811.

It is an arithmetic number, because the mean of its divisors is an integer number (3272833161).

Almost surely, 2^18126460566 is an apocalyptic number.

18126460566 is an abundant number, since it is smaller than the sum of its proper divisors (21147537366).

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

18126460566 is a wasteful number, since it uses less digits than its factorization.

18126460566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007025595 (or 1007025592 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 18126460566 in words is "eighteen billion, one hundred twenty-six million, four hundred sixty thousand, five hundred sixty-six".