80134656 has 160 divisors (see below), whose sum is σ = 253376640. Its totient is φ = 22020096.

The previous prime is 80134603. The next prime is 80134661. The reversal of 80134656 is 65643108.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 311680 + ... + 311936.

It is an arithmetic number, because the mean of its divisors is an integer number (1583604).

Almost surely, 2^80134656 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 80134656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126688320).

80134656 is an abundant number, since it is smaller than the sum of its proper divisors (173241984).

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

80134656 is a wasteful number, since it uses less digits than its factorization.

80134656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314 (or 298 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 80134656 is about 8951.7962443300. The cubic root of 80134656 is about 431.1285587897.

The spelling of 80134656 in words is "eighty million, one hundred thirty-four thousand, six hundred fifty-six".