164680500798 has 48 divisors (see below), whose sum is σ = 389739782016. Its totient is φ = 49839725520.

The previous prime is 164680500749. The next prime is 164680500857. The reversal of 164680500798 is 897005086461.

164680500798 is a `hidden beast` number, since 1 + 6 + 4 + 68 + 0 + 500 + 79 + 8 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

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, 372586 + ... + 684237.

It is an arithmetic number, because the mean of its divisors is an integer number (8119578792).

Almost surely, 2^164680500798 is an apocalyptic number.

164680500798 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

164680500798 is an abundant number, since it is smaller than the sum of its proper divisors (225059281218).

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

164680500798 is a wasteful number, since it uses less digits than its factorization.

164680500798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057629 (or 1057626 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The spelling of 164680500798 in words is "one hundred sixty-four billion, six hundred eighty million, five hundred thousand, seven hundred ninety-eight".