798017795731 has 12 divisors (see below), whose sum is σ = 867076607488. Its totient is φ = 730112793984.

The previous prime is 798017795683. The next prime is 798017795747. The reversal of 798017795731 is 137597710897.

It is not a de Polignac number, because 798017795731 - 2¹⁵ = 798017762963 is a prime.

It is a super-2 number, since 2×798017795731² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (798017795791) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2237715 + ... + 2569708.

Almost surely, 2^798017795731 is an apocalyptic number.

798017795731 is a deficient number, since it is larger than the sum of its proper divisors (69058811757).

798017795731 is a wasteful number, since it uses less digits than its factorization.

798017795731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4807662 (or 4807549 counting only the distinct ones).

The product of its (nonzero) digits is 23337720, while the sum is 64.

The spelling of 798017795731 in words is "seven hundred ninety-eight billion, seventeen million, seven hundred ninety-five thousand, seven hundred thirty-one".