79914305920 has 64 divisors (see below), whose sum is σ = 199351484640. Its totient is φ = 30575902720.

The previous prime is 79914305917. The next prime is 79914305927. The reversal of 79914305920 is 2950341997.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79914305927) 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, 2699761 + ... + 2729200.

Almost surely, 2^79914305920 is an apocalyptic number.

It is an amenable number.

79914305920 is an abundant number, since it is smaller than the sum of its proper divisors (119437178720).

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

79914305920 is a wasteful number, since it uses less digits than its factorization.

79914305920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5429003 (or 5428991 counting only the distinct ones).

The product of its (nonzero) digits is 612360, while the sum is 49.

The spelling of 79914305920 in words is "seventy-nine billion, nine hundred fourteen million, three hundred five thousand, nine hundred twenty".