79955606163 has 8 divisors (see below), whose sum is σ = 107642499328. Its totient is φ = 52786225224.

The previous prime is 79955606161. The next prime is 79955606191. The reversal of 79955606163 is 36160655997.

It is a happy number.

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

It is not a de Polignac number, because 79955606163 - 2¹ = 79955606161 is a prime.

It is a super-3 number, since 3×79955606163³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79955606161) 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, 129377695 + ... + 129378312.

It is an arithmetic number, because the mean of its divisors is an integer number (13455312416).

Almost surely, 2^79955606163 is an apocalyptic number.

79955606163 is a deficient number, since it is larger than the sum of its proper divisors (27686893165).

79955606163 is a wasteful number, since it uses less digits than its factorization.

79955606163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258756113.

The product of its (nonzero) digits is 9185400, while the sum is 57.

The spelling of 79955606163 in words is "seventy-nine billion, nine hundred fifty-five million, six hundred six thousand, one hundred sixty-three".