18459314152 has 16 divisors (see below), whose sum is σ = 34620769440. Its totient is φ = 9227108976.

The previous prime is 18459314149. The next prime is 18459314173. The reversal of 18459314152 is 25141395481.

It is a junction number, because it is equal to n+sod(n) for n = 18459314099 and 18459314108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287548 + ... + 345835.

It is an arithmetic number, because the mean of its divisors is an integer number (2163798090).

Almost surely, 2^18459314152 is an apocalyptic number.

It is an amenable number.

18459314152 is a deficient number, since it is larger than the sum of its proper divisors (16161455288).

18459314152 is a wasteful number, since it uses less digits than its factorization.

18459314152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637032 (or 637028 counting only the distinct ones).

The product of its digits is 172800, while the sum is 43.

The spelling of 18459314152 in words is "eighteen billion, four hundred fifty-nine million, three hundred fourteen thousand, one hundred fifty-two".