798572226639 has 16 divisors (see below), whose sum is σ = 1212062194944. Its totient is φ = 462940420800.

The previous prime is 798572226623. The next prime is 798572226643. The reversal of 798572226639 is 936622275897.

It is not a de Polignac number, because 798572226639 - 2⁴ = 798572226623 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 798572226639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (798572226689) 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, 526067902 + ... + 526069419.

It is an arithmetic number, because the mean of its divisors is an integer number (75753887184).

Almost surely, 2^798572226639 is an apocalyptic number.

798572226639 is a deficient number, since it is larger than the sum of its proper divisors (413489968305).

798572226639 is a wasteful number, since it uses less digits than its factorization.

798572226639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052137358.

The product of its digits is 137168640, while the sum is 66.

The spelling of 798572226639 in words is "seven hundred ninety-eight billion, five hundred seventy-two million, two hundred twenty-six thousand, six hundred thirty-nine".