213614615418 has 32 divisors (see below), whose sum is σ = 436161136320. Its totient is φ = 69725614080.

The previous prime is 213614615407. The next prime is 213614615503. The reversal of 213614615418 is 814516416312.

213614615418 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 213614615418.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1083013 + ... + 1264968.

It is an arithmetic number, because the mean of its divisors is an integer number (13630035510).

Almost surely, 2^213614615418 is an apocalyptic number.

213614615418 is an abundant number, since it is smaller than the sum of its proper divisors (222546520902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213614615418 is a wasteful number, since it uses less digits than its factorization.

213614615418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2348302.

The product of its digits is 138240, while the sum is 42.

The spelling of 213614615418 in words is "two hundred thirteen billion, six hundred fourteen million, six hundred fifteen thousand, four hundred eighteen".