398826083706 has 32 divisors (see below), whose sum is σ = 810000487296. Its totient is φ = 130898520000.

The previous prime is 398826083701. The next prime is 398826083717. The reversal of 398826083706 is 607380628893.

It is a self number, because there is not a number n which added to its sum of digits gives 398826083706.

It is not an unprimeable number, because it can be changed into a prime (398826083701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1708350 + ... + 1927721.

It is an arithmetic number, because the mean of its divisors is an integer number (25312515228).

Almost surely, 2^398826083706 is an apocalyptic number.

398826083706 is an abundant number, since it is smaller than the sum of its proper divisors (411174403590).

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

398826083706 is a wasteful number, since it uses less digits than its factorization.

398826083706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3636358.

The product of its (nonzero) digits is 20901888, while the sum is 60.

The spelling of 398826083706 in words is "three hundred ninety-eight billion, eight hundred twenty-six million, eighty-three thousand, seven hundred six".