18434676627 has 32 divisors (see below), whose sum is σ = 27493760000. Its totient is φ = 12207659040.

The previous prime is 18434676613. The next prime is 18434676653. The reversal of 18434676627 is 72667643481.

18434676627 is a `hidden beast` number, since 1 + 8 + 4 + 3 + 4 + 6 + 7 + 6 + 627 = 666.

It is not a de Polignac number, because 18434676627 - 2⁷ = 18434676499 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (18434676697) 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, 2550024 + ... + 2557242.

It is an arithmetic number, because the mean of its divisors is an integer number (859180000).

Almost surely, 2^18434676627 is an apocalyptic number.

18434676627 is a deficient number, since it is larger than the sum of its proper divisors (9059083373).

18434676627 is a wasteful number, since it uses less digits than its factorization.

18434676627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7848 (or 7842 counting only the distinct ones).

The product of its digits is 8128512, while the sum is 54.

The spelling of 18434676627 in words is "eighteen billion, four hundred thirty-four million, six hundred seventy-six thousand, six hundred twenty-seven".