799287853136 has 60 divisors (see below), whose sum is σ = 1634875218432. Its totient is φ = 378503744832.

The previous prime is 799287853097. The next prime is 799287853157. The reversal of 799287853136 is 631358782997.

It is a super-2 number, since 2×799287853136² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22895951 + ... + 22930833.

Almost surely, 2^799287853136 is an apocalyptic number.

799287853136 is a gapful number since it is divisible by the number (76) 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 799287853136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (817437609216).

799287853136 is an abundant number, since it is smaller than the sum of its proper divisors (835587365296).

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

799287853136 is a wasteful number, since it uses less digits than its factorization.

799287853136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38896 (or 38871 counting only the distinct ones).

The product of its digits is 137168640, while the sum is 68.

The spelling of 799287853136 in words is "seven hundred ninety-nine billion, two hundred eighty-seven million, eight hundred fifty-three thousand, one hundred thirty-six".