79616480256 has 352 divisors, whose sum is σ = 251071591680. Its totient is φ = 24836308992.

The previous prime is 79616480249. The next prime is 79616480257. The reversal of 79616480256 is 65208461697.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79616480257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109513365 + ... + 109514091.

Almost surely, 2^79616480256 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 79616480256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125535795840).

79616480256 is an abundant number, since it is smaller than the sum of its proper divisors (171455111424).

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

79616480256 is a wasteful number, since it uses less digits than its factorization.

79616480256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006 (or 982 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 79616480256 in words is "seventy-nine billion, six hundred sixteen million, four hundred eighty thousand, two hundred fifty-six".