14978623116 has 12 divisors (see below), whose sum is σ = 34950120632. Its totient is φ = 4992874368.

The previous prime is 14978623081. The next prime is 14978623117. The reversal of 14978623116 is 61132687941.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (14978623117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 624109285 + ... + 624109308.

Almost surely, 2^14978623116 is an apocalyptic number.

It is an amenable number.

14978623116 is an abundant number, since it is smaller than the sum of its proper divisors (19971497516).

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

14978623116 is a wasteful number, since it uses less digits than its factorization.

14978623116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248218600 (or 1248218598 counting only the distinct ones).

The product of its digits is 435456, while the sum is 48.

The spelling of 14978623116 in words is "fourteen billion, nine hundred seventy-eight million, six hundred twenty-three thousand, one hundred sixteen".