18106486828 has 12 divisors (see below), whose sum is σ = 31692710392. Its totient is φ = 9051426720.

The previous prime is 18106486823. The next prime is 18106486883. The reversal of 18106486828 is 82868460181.

It is not an unprimeable number, because it can be changed into a prime (18106486823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 431625 + ... + 471712.

Almost surely, 2^18106486828 is an apocalyptic number.

It is an amenable number.

18106486828 is a deficient number, since it is larger than the sum of its proper divisors (13586223564).

18106486828 is a wasteful number, since it uses less digits than its factorization.

18106486828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908352 (or 908350 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 52.

The spelling of 18106486828 in words is "eighteen billion, one hundred six million, four hundred eighty-six thousand, eight hundred twenty-eight".