14993787964 has 12 divisors (see below), whose sum is σ = 26240868864. Its totient is φ = 7496396864.

The previous prime is 14993787961. The next prime is 14993788031. The reversal of 14993787964 is 46978739941.

It is a self number, because there is not a number n which added to its sum of digits gives 14993787964.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14993787961) 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, 51709 + ... + 180724.

It is an arithmetic number, because the mean of its divisors is an integer number (2186739072).

Almost surely, 2^14993787964 is an apocalyptic number.

It is an amenable number.

14993787964 is a deficient number, since it is larger than the sum of its proper divisors (11247080900).

14993787964 is a wasteful number, since it uses less digits than its factorization.

14993787964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248564 (or 248562 counting only the distinct ones).

The product of its digits is 82301184, while the sum is 67.

The spelling of 14993787964 in words is "fourteen billion, nine hundred ninety-three million, seven hundred eighty-seven thousand, nine hundred sixty-four".