14972936644 has 6 divisors (see below), whose sum is σ = 26202639134. Its totient is φ = 7486468320.

The previous prime is 14972936639. The next prime is 14972936683. The reversal of 14972936644 is 44663927941.

It can be written as a sum of positive squares in only one way, i.e., 14966586244 + 6350400 = 122338^2 + 2520^2 .

It is a super-3 number, since 3×14972936644³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1871617077 + ... + 1871617084.

Almost surely, 2^14972936644 is an apocalyptic number.

It is an amenable number.

14972936644 is a deficient number, since it is larger than the sum of its proper divisors (11229702490).

14972936644 is a wasteful number, since it uses less digits than its factorization.

14972936644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3743234165 (or 3743234163 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 55.

The spelling of 14972936644 in words is "fourteen billion, nine hundred seventy-two million, nine hundred thirty-six thousand, six hundred forty-four".