14664023172 has 36 divisors (see below), whose sum is σ = 37074901500. Its totient is φ = 4887017472.

The previous prime is 14664023137. The next prime is 14664023191. The reversal of 14664023172 is 27132046641.

14664023172 is a `hidden beast` number, since 1 + 4 + 6 + 640 + 2 + 3 + 1 + 7 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2301696576 + 12362326596 = 47976^2 + 111186^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 151204 + ... + 228452.

It is an arithmetic number, because the mean of its divisors is an integer number (1029858375).

Almost surely, 2^14664023172 is an apocalyptic number.

14664023172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14664023172 is an abundant number, since it is smaller than the sum of its proper divisors (22410878328).

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

14664023172 is a wasteful number, since it uses less digits than its factorization.

14664023172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82532 (or 82527 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The spelling of 14664023172 in words is "fourteen billion, six hundred sixty-four million, twenty-three thousand, one hundred seventy-two".