927642512164 has 9 divisors (see below), whose sum is σ = 1623377767291. Its totient is φ = 463820292940.

The previous prime is 927642512119. The next prime is 927642512171. The reversal of 927642512164 is 461215246729.

The square root of 927642512164 is 963142.

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 2 ways as a sum of consecutive naturals, for example, 1685499 + ... + 2167069.

Almost surely, 2^927642512164 is an apocalyptic number.

927642512164 is the 963142-nd square number.

It is an amenable number.

927642512164 is a deficient number, since it is larger than the sum of its proper divisors (695735255127).

927642512164 is an frugal number, since it uses more digits than its factorization.

927642512164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963146 (or 481573 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 49.

Multiplying 927642512164 by its sum of digits (49), we get a square (45454483096036 = 6741994²).

The spelling of 927642512164 in words is "nine hundred twenty-seven billion, six hundred forty-two million, five hundred twelve thousand, one hundred sixty-four".