80363664 has 100 divisors (see below), whose sum is σ = 236763120. Its totient is φ = 26308800.

The previous prime is 80363663. The next prime is 80363677. The reversal of 80363664 is 46636308.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (80363663) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 75939 + ... + 76989.

Almost surely, 2^80363664 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 80363664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118381560).

80363664 is an abundant number, since it is smaller than the sum of its proper divisors (156399456).

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

80363664 is a wasteful number, since it uses less digits than its factorization.

80363664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130 (or 1115 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 80363664 is about 8964.5782945993. The cubic root of 80363664 is about 431.5388597809.

The spelling of 80363664 in words is "eighty million, three hundred sixty-three thousand, six hundred sixty-four".