79667385600 has 432 divisors, whose sum is σ = 303706186560. Its totient is φ = 18176409600.

The previous prime is 79667385599. The next prime is 79667385631. The reversal of 79667385600 is 658376697.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3579306 + ... + 3601494.

It is an arithmetic number, because the mean of its divisors is an integer number (703023580).

Almost surely, 2^79667385600 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 79667385600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151853093280).

79667385600 is an abundant number, since it is smaller than the sum of its proper divisors (224038800960).

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

79667385600 is a wasteful number, since it uses less digits than its factorization.

79667385600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22246 (or 22227 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 57.

The spelling of 79667385600 in words is "seventy-nine billion, six hundred sixty-seven million, three hundred eighty-five thousand, six hundred".