149594366858 has 4 divisors (see below), whose sum is σ = 224391550290. Its totient is φ = 74797183428.

The previous prime is 149594366833. The next prime is 149594366869. The reversal of 149594366858 is 858663495941.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 118661647729 + 30932719129 = 344473^2 + 175877^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37398591713 + ... + 37398591716.

Almost surely, 2^149594366858 is an apocalyptic number.

149594366858 is a deficient number, since it is larger than the sum of its proper divisors (74797183432).

149594366858 is an equidigital number, since it uses as much as digits as its factorization.

149594366858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74797183431.

The product of its digits is 223948800, while the sum is 68.

The spelling of 149594366858 in words is "one hundred forty-nine billion, five hundred ninety-four million, three hundred sixty-six thousand, eight hundred fifty-eight".