16699294404 has 72 divisors (see below), whose sum is σ = 45884180160. Its totient is φ = 5090208192.

The previous prime is 16699294393. The next prime is 16699294411. The reversal of 16699294404 is 40449299661.

It is a happy number.

16699294404 is a `hidden beast` number, since 1 + 6 + 69 + 92 + 94 + 404 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116664 + ... + 216815.

It is an arithmetic number, because the mean of its divisors is an integer number (637280280).

Almost surely, 2^16699294404 is an apocalyptic number.

It is an amenable number.

16699294404 is an abundant number, since it is smaller than the sum of its proper divisors (29184885756).

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

16699294404 is a wasteful number, since it uses less digits than its factorization.

16699294404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333609 (or 333604 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 54.

The spelling of 16699294404 in words is "sixteen billion, six hundred ninety-nine million, two hundred ninety-four thousand, four hundred four".