16664462604 has 36 divisors (see below), whose sum is σ = 42132801984. Its totient is φ = 5553667872.

The previous prime is 16664462599. The next prime is 16664462609. The reversal of 16664462604 is 40626446661.

It is an interprime number because it is at equal distance from previous prime (16664462599) and next prime (16664462609).

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×16664462604² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16664462604.

It is not an unprimeable number, because it can be changed into a prime (16664462609) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137634 + ... + 228630.

Almost surely, 2^16664462604 is an apocalyptic number.

It is an amenable number.

16664462604 is an abundant number, since it is smaller than the sum of its proper divisors (25468339380).

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

16664462604 is a wasteful number, since it uses less digits than its factorization.

16664462604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96094 (or 96089 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The spelling of 16664462604 in words is "sixteen billion, six hundred sixty-four million, four hundred sixty-two thousand, six hundred four".