18416796406 has 16 divisors (see below), whose sum is σ = 29253288960. Its totient is φ = 8671504680.

The previous prime is 18416796383. The next prime is 18416796467. The reversal of 18416796406 is 60469761481.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1444710 + ... + 1457401.

It is an arithmetic number, because the mean of its divisors is an integer number (1828330560).

Almost surely, 2^18416796406 is an apocalyptic number.

18416796406 is a deficient number, since it is larger than the sum of its proper divisors (10836492554).

18416796406 is a wasteful number, since it uses less digits than its factorization.

18416796406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2902299.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 18416796406 in words is "eighteen billion, four hundred sixteen million, seven hundred ninety-six thousand, four hundred six".