80284168776 has 128 divisors (see below), whose sum is σ = 241615872000. Its totient is φ = 22198317120.

The previous prime is 80284168739. The next prime is 80284168781. The reversal of 80284168776 is 67786148208.

It is a happy number.

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, 97891 + ... + 412493.

It is an arithmetic number, because the mean of its divisors is an integer number (1887624000).

Almost surely, 2^80284168776 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 80284168776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120807936000).

80284168776 is an abundant number, since it is smaller than the sum of its proper divisors (161331703224).

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

80284168776 is a wasteful number, since it uses less digits than its factorization.

80284168776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314664 (or 314646 counting only the distinct ones).

The product of its (nonzero) digits is 7225344, while the sum is 57.

The spelling of 80284168776 in words is "eighty billion, two hundred eighty-four million, one hundred sixty-eight thousand, seven hundred seventy-six".