79528682089776 has 40 divisors (see below), whose sum is σ = 214381664766720. Its totient is φ = 25356971100736.

The previous prime is 79528682089771. The next prime is 79528682089777. The reversal of 79528682089776 is 67798028682597.

It is a super-2 number, since 2×79528682089776² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (79528682089771) 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, 36018423756 + ... + 36018425963.

It is an arithmetic number, because the mean of its divisors is an integer number (5359541619168).

Almost surely, 2^{79528682089776} is an apocalyptic number.

It is an amenable number.

79528682089776 is an abundant number, since it is smaller than the sum of its proper divisors (134852982676944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

79528682089776 is a wasteful number, since it uses less digits than its factorization.

79528682089776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72036849753 (or 72036849747 counting only the distinct ones).

The product of its (nonzero) digits is 10241925120, while the sum is 84.

The spelling of 79528682089776 in words is "seventy-nine trillion, five hundred twenty-eight billion, six hundred eighty-two million, eighty-nine thousand, seven hundred seventy-six".