80099376 has 160 divisors (see below), whose sum is σ = 257840640. Its totient is φ = 20901888.

The previous prime is 80099353. The next prime is 80099387. The reversal of 80099376 is 67399008.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211155 + ... + 211533.

It is an arithmetic number, because the mean of its divisors is an integer number (1611504).

Almost surely, 2^80099376 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 80099376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128920320).

80099376 is an abundant number, since it is smaller than the sum of its proper divisors (177741264).

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

80099376 is a wasteful number, since it uses less digits than its factorization.

80099376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451 (or 445 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 80099376 is about 8949.8254731587. The cubic root of 80099376 is about 431.0652800994.

The spelling of 80099376 in words is "eighty million, ninety-nine thousand, three hundred seventy-six".