18432374707 has 2 divisors, whose sum is σ = 18432374708. Its totient is φ = 18432374706.

The previous prime is 18432374699. The next prime is 18432374717. The reversal of 18432374707 is 70747323481.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18432374707 - 2³ = 18432374699 is a prime.

It is not a weakly prime, because it can be changed into another prime (18432374717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9216187353 + 9216187354.

It is an arithmetic number, because the mean of its divisors is an integer number (9216187354).

Almost surely, 2^18432374707 is an apocalyptic number.

18432374707 is a deficient number, since it is larger than the sum of its proper divisors (1).

18432374707 is an equidigital number, since it uses as much as digits as its factorization.

18432374707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 790272, while the sum is 46.

The spelling of 18432374707 in words is "eighteen billion, four hundred thirty-two million, three hundred seventy-four thousand, seven hundred seven".