16499663164 has 6 divisors (see below), whose sum is σ = 28874410544. Its totient is φ = 8249831580.

The previous prime is 16499663153. The next prime is 16499663177. The reversal of 16499663164 is 46136699461.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2062457892 + ... + 2062457899.

Almost surely, 2^16499663164 is an apocalyptic number.

It is an amenable number.

16499663164 is a deficient number, since it is larger than the sum of its proper divisors (12374747380).

16499663164 is a wasteful number, since it uses less digits than its factorization.

16499663164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4124915795 (or 4124915793 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 55.

The spelling of 16499663164 in words is "sixteen billion, four hundred ninety-nine million, six hundred sixty-three thousand, one hundred sixty-four".