18485562475 has 6 divisors (see below), whose sum is σ = 22922097500. Its totient is φ = 14788449960.

The previous prime is 18485562451. The next prime is 18485562499. The reversal of 18485562475 is 57426558481.

It is an interprime number because it is at equal distance from previous prime (18485562451) and next prime (18485562499).

It is not a de Polignac number, because 18485562475 - 2²⁷ = 18351344747 is a prime.

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, 369711225 + ... + 369711274.

Almost surely, 2^18485562475 is an apocalyptic number.

18485562475 is a deficient number, since it is larger than the sum of its proper divisors (4436535025).

18485562475 is an equidigital number, since it uses as much as digits as its factorization.

18485562475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739422509 (or 739422504 counting only the distinct ones).

The product of its digits is 10752000, while the sum is 55.

The spelling of 18485562475 in words is "eighteen billion, four hundred eighty-five million, five hundred sixty-two thousand, four hundred seventy-five".