679220942598 has 48 divisors (see below), whose sum is σ = 1699868463696. Its totient is φ = 193717201920.

The previous prime is 679220942551. The next prime is 679220942641. The reversal of 679220942598 is 895249022976.

679220942598 is a `hidden beast` number, since 6 + 79 + 220 + 94 + 259 + 8 = 666.

It is a super-2 number, since 2×679220942598² (a number of 24 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 23 ways as a sum of consecutive naturals, for example, 100891011 + ... + 100897742.

It is an arithmetic number, because the mean of its divisors is an integer number (35413926327).

Almost surely, 2^679220942598 is an apocalyptic number.

679220942598 is an abundant number, since it is smaller than the sum of its proper divisors (1020647521098).

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

679220942598 is a wasteful number, since it uses less digits than its factorization.

679220942598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201788789 (or 201788786 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 63.

The spelling of 679220942598 in words is "six hundred seventy-nine billion, two hundred twenty million, nine hundred forty-two thousand, five hundred ninety-eight".