79125189264 has 135 divisors (see below), whose sum is σ = 243515961507. Its totient is φ = 23966078400.

The previous prime is 79125189259. The next prime is 79125189313. The reversal of 79125189264 is 46298152197.

It is a happy number.

The square root of 79125189264 is 281292.

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

It is a self number, because there is not a number n which added to its sum of digits gives 79125189264.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 37129479 + ... + 37131609.

Almost surely, 2^79125189264 is an apocalyptic number.

79125189264 is the 281292-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79125189264

79125189264 is an abundant number, since it is smaller than the sum of its proper divisors (164390772243).

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

79125189264 is a wasteful number, since it uses less digits than its factorization.

79125189264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4298 (or 2147 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 54.

The spelling of 79125189264 in words is "seventy-nine billion, one hundred twenty-five million, one hundred eighty-nine thousand, two hundred sixty-four".