80717376 has 56 divisors (see below), whose sum is σ = 215615520. Its totient is φ = 26647552.

The previous prime is 80717317. The next prime is 80717389. The reversal of 80717376 is 67371708.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18580 + ... + 22508.

Almost surely, 2^80717376 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 80717376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107807760).

80717376 is an abundant number, since it is smaller than the sum of its proper divisors (134898144).

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

80717376 is a wasteful number, since it uses less digits than its factorization.

80717376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4051 (or 4041 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 39.

The square root of 80717376 is about 8984.2849465052. The cubic root of 80717376 is about 432.1710570869.

The spelling of 80717376 in words is "eighty million, seven hundred seventeen thousand, three hundred seventy-six".