16815034418 has 16 divisors (see below), whose sum is σ = 31043140800. Its totient is φ = 6652101456.

The previous prime is 16815034391. The next prime is 16815034427. The reversal of 16815034418 is 81443051861.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46194968 + ... + 46195331.

It is an arithmetic number, because the mean of its divisors is an integer number (1940196300).

Almost surely, 2^16815034418 is an apocalyptic number.

16815034418 is a deficient number, since it is larger than the sum of its proper divisors (14228106382).

16815034418 is a wasteful number, since it uses less digits than its factorization.

16815034418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92390321.

The product of its (nonzero) digits is 92160, while the sum is 41.

The spelling of 16815034418 in words is "sixteen billion, eight hundred fifteen million, thirty-four thousand, four hundred eighteen".