79365099199 has 8 divisors (see below), whose sum is σ = 84080068848. Its totient is φ = 74655288960.

The previous prime is 79365099181. The next prime is 79365099287. The reversal of 79365099199 is 99199056397.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 79365099199 - 2²³ = 79356710591 is a prime.

It is a super-2 number, since 2×79365099199² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79365099179) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1258152 + ... + 1319725.

It is an arithmetic number, because the mean of its divisors is an integer number (10510008606).

Almost surely, 2^79365099199 is an apocalyptic number.

79365099199 is a deficient number, since it is larger than the sum of its proper divisors (4714969649).

79365099199 is a wasteful number, since it uses less digits than its factorization.

79365099199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2579705.

The product of its (nonzero) digits is 37200870, while the sum is 67.

The spelling of 79365099199 in words is "seventy-nine billion, three hundred sixty-five million, ninety-nine thousand, one hundred ninety-nine".