79555896 has 96 divisors (see below), whose sum is σ = 256988160. Its totient is φ = 21738816.

The previous prime is 79555871. The next prime is 79555897. The reversal of 79555896 is 69855597.

It is a happy number.

79555896 is a `hidden beast` number, since 7 + 9 + 55 + 589 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79555897) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8161 + ... + 15023.

It is an arithmetic number, because the mean of its divisors is an integer number (2676960).

Almost surely, 2^79555896 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 79555896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128494080).

79555896 is an abundant number, since it is smaller than the sum of its proper divisors (177432264).

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

79555896 is a wasteful number, since it uses less digits than its factorization.

79555896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6905 (or 6898 counting only the distinct ones).

The product of its digits is 3402000, while the sum is 54.

The square root of 79555896 is about 8919.4111913287. The cubic root of 79555896 is about 430.0881304848.

The spelling of 79555896 in words is "seventy-nine million, five hundred fifty-five thousand, eight hundred ninety-six".