80940422400 has 216 divisors, whose sum is σ = 278735701440. Its totient is φ = 20645560320.

The previous prime is 80940422359. The next prime is 80940422417. The reversal of 80940422400 is 422404908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 349956 + ... + 533244.

Almost surely, 2^80940422400 is an apocalyptic number.

80940422400 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80940422400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139367850720).

80940422400 is an abundant number, since it is smaller than the sum of its proper divisors (197795279040).

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

80940422400 is a wasteful number, since it uses less digits than its factorization.

80940422400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183341 (or 183322 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The spelling of 80940422400 in words is "eighty billion, nine hundred forty million, four hundred twenty-two thousand, four hundred".