79326159201 has 27 divisors (see below), whose sum is σ = 115372397907. Its totient is φ = 52521905520.

The previous prime is 79326159173. The next prime is 79326159251. The reversal of 79326159201 is 10295162397.

It is a happy number.

The square root of 79326159201 is 281649.

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

79326159201 is a `hidden beast` number, since 7 + 9 + 3 + 2 + 615 + 9 + 20 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 376398801 + 78949760400 = 19401^2 + 280980^2 .

It is not a de Polignac number, because 79326159201 - 2¹⁵ = 79326126433 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (79326159251) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 188422971 + ... + 188423391.

Almost surely, 2^79326159201 is an apocalyptic number.

79326159201 is the 281649-th square number.

79326159201 is the 140825-th centered octagonal number.

It is an amenable number.

79326159201 is a deficient number, since it is larger than the sum of its proper divisors (36046238706).

79326159201 is an frugal number, since it uses more digits than its factorization.

79326159201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294 (or 647 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The spelling of 79326159201 in words is "seventy-nine billion, three hundred twenty-six million, one hundred fifty-nine thousand, two hundred one".