15336840964 has 27 divisors (see below), whose sum is σ = 28335117447. Its totient is φ = 7262590248.

The previous prime is 15336840923. The next prime is 15336840991. The reversal of 15336840964 is 46904863351.

It is a happy number.

The square root of 15336840964 is 123842.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4704367 + ... + 4707625.

Almost surely, 2^15336840964 is an apocalyptic number.

15336840964 is the 123842-nd square number.

It is an amenable number.

15336840964 is a deficient number, since it is larger than the sum of its proper divisors (12998276483).

15336840964 is an frugal number, since it uses more digits than its factorization.

15336840964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6560 (or 3280 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 49.

Multiplying 15336840964 by its sum of digits (49), we get a square (751505207236 = 866894²).

The spelling of 15336840964 in words is "fifteen billion, three hundred thirty-six million, eight hundred forty thousand, nine hundred sixty-four".