79812973833 has 8 divisors (see below), whose sum is σ = 107054528448. Its totient is φ = 52890034224.

The previous prime is 79812973817. The next prime is 79812973861. The reversal of 79812973833 is 33837921897.

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

It is not a de Polignac number, because 79812973833 - 2⁴ = 79812973817 is a prime.

It is a super-2 number, since 2×79812973833² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (79812973873) 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, 79653166 + ... + 79654167.

It is an arithmetic number, because the mean of its divisors is an integer number (13381816056).

Almost surely, 2^79812973833 is an apocalyptic number.

It is an amenable number.

79812973833 is a deficient number, since it is larger than the sum of its proper divisors (27241554615).

79812973833 is a wasteful number, since it uses less digits than its factorization.

79812973833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159307503.

The product of its digits is 13716864, while the sum is 60.

The spelling of 79812973833 in words is "seventy-nine billion, eight hundred twelve million, nine hundred seventy-three thousand, eight hundred thirty-three".