80416688382 has 112 divisors (see below), whose sum is σ = 187957526400. Its totient is φ = 25764609600.

The previous prime is 80416688369. The next prime is 80416688423. The reversal of 80416688382 is 28388661408.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 6728532 + ... + 6740472.

It is an arithmetic number, because the mean of its divisors is an integer number (1678192200).

Almost surely, 2^80416688382 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80416688382, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93978763200).

80416688382 is an abundant number, since it is smaller than the sum of its proper divisors (107540838018).

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

80416688382 is a wasteful number, since it uses less digits than its factorization.

80416688382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12141 (or 12126 counting only the distinct ones).

The product of its (nonzero) digits is 3538944, while the sum is 54.

The spelling of 80416688382 in words is "eighty billion, four hundred sixteen million, six hundred eighty-eight thousand, three hundred eighty-two".