79339696128 has 780 divisors, whose sum is σ = 300768605400. Its totient is φ = 20607713280.

The previous prime is 79339696103. The next prime is 79339696153. The reversal of 79339696128 is 82169693397.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

79339696128 is a `hidden beast` number, since 7 + 9 + 3 + 3 + 9 + 6 + 9 + 612 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (79339696103) and next prime (79339696153).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 7212699643 + ... + 7212699653.

Almost surely, 2^79339696128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79339696128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150384302700).

79339696128 is an abundant number, since it is smaller than the sum of its proper divisors (221428909272).

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

79339696128 is an frugal number, since it uses more digits than its factorization.

79339696128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91 (or 23 counting only the distinct ones).

The product of its digits is 26453952, while the sum is 63.

The spelling of 79339696128 in words is "seventy-nine billion, three hundred thirty-nine million, six hundred ninety-six thousand, one hundred twenty-eight".