18566414034 has 64 divisors (see below), whose sum is σ = 47298816000. Its totient is φ = 4729874688.

The previous prime is 18566414033. The next prime is 18566414059. The reversal of 18566414034 is 43041466581.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (18566414033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 670734 + ... + 697865.

It is an arithmetic number, because the mean of its divisors is an integer number (739044000).

Almost surely, 2^18566414034 is an apocalyptic number.

18566414034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

18566414034 is an abundant number, since it is smaller than the sum of its proper divisors (28732401966).

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

18566414034 is a wasteful number, since it uses less digits than its factorization.

18566414034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1368647.

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 18566414034 in words is "eighteen billion, five hundred sixty-six million, four hundred fourteen thousand, thirty-four".