800996381772 has 24 divisors (see below), whose sum is σ = 1869107175600. Its totient is φ = 266982277056.

The previous prime is 800996381753. The next prime is 800996381849. The reversal of 800996381772 is 277183699008.

It is a super-2 number, since 2×800996381772² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1861747 + ... + 2251242.

It is an arithmetic number, because the mean of its divisors is an integer number (77879465650).

Almost surely, 2^800996381772 is an apocalyptic number.

It is an amenable number.

800996381772 is an abundant number, since it is smaller than the sum of its proper divisors (1068110793828).

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

800996381772 is a wasteful number, since it uses less digits than its factorization.

800996381772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4129225 (or 4129223 counting only the distinct ones).

The product of its (nonzero) digits is 9144576, while the sum is 60.

The spelling of 800996381772 in words is "eight hundred billion, nine hundred ninety-six million, three hundred eighty-one thousand, seven hundred seventy-two".