8099972244 has 288 divisors, whose sum is σ = 26464233600. Its totient is φ = 2123573760.

The previous prime is 8099972239. The next prime is 8099972273. The reversal of 8099972244 is 4422799908.

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 95 ways as a sum of consecutive naturals, for example, 19331467 + ... + 19331885.

It is an arithmetic number, because the mean of its divisors is an integer number (91889700).

Almost surely, 2^8099972244 is an apocalyptic number.

8099972244 is a gapful number since it is divisible by the number (84) 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 8099972244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13232116800).

8099972244 is an abundant number, since it is smaller than the sum of its proper divisors (18364261356).

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

8099972244 is a wasteful number, since it uses less digits than its factorization.

8099972244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740 (or 725 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The square root of 8099972244 is about 89999.8457998679. The cubic root of 8099972244 is about 2008.2965563203.

The spelling of 8099972244 in words is "eight billion, ninety-nine million, nine hundred seventy-two thousand, two hundred forty-four".