80172292079086 has 4 divisors (see below), whose sum is σ = 120258438118632. Its totient is φ = 40086146039542.

The previous prime is 80172292079063. The next prime is 80172292079093. The reversal of 80172292079086 is 68097029227108.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20043073019770 + ... + 20043073019773.

It is an arithmetic number, because the mean of its divisors is an integer number (30064609529658).

Almost surely, 2^{80172292079086} is an apocalyptic number.

80172292079086 is a deficient number, since it is larger than the sum of its proper divisors (40086146039546).

80172292079086 is a wasteful number, since it uses less digits than its factorization.

80172292079086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40086146039545.

The product of its (nonzero) digits is 12192768, while the sum is 61.

The spelling of 80172292079086 in words is "eighty trillion, one hundred seventy-two billion, two hundred ninety-two million, seventy-nine thousand, eighty-six".