14978332764 has 18 divisors (see below), whose sum is σ = 37861896800. Its totient is φ = 4992777576.

The previous prime is 14978332753. The next prime is 14978332819. The reversal of 14978332764 is 46723387941.

14978332764 is a `hidden beast` number, since 1 + 497 + 83 + 3 + 2 + 76 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 14978332764.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 208032364 + ... + 208032435.

Almost surely, 2^14978332764 is an apocalyptic number.

It is an amenable number.

14978332764 is an abundant number, since it is smaller than the sum of its proper divisors (22883564036).

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

14978332764 is a wasteful number, since it uses less digits than its factorization.

14978332764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416064809 (or 416064804 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 54.

The spelling of 14978332764 in words is "fourteen billion, nine hundred seventy-eight million, three hundred thirty-two thousand, seven hundred sixty-four".