26164057800 has 48 divisors (see below), whose sum is σ = 81108581040. Its totient is φ = 6977081920.

The previous prime is 26164057769. The next prime is 26164057811. The reversal of 26164057800 is 875046162.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21802782 + ... + 21803981.

It is an arithmetic number, because the mean of its divisors is an integer number (1689762105).

Almost surely, 2^26164057800 is an apocalyptic number.

26164057800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26164057800 is an abundant number, since it is smaller than the sum of its proper divisors (54944523240).

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

26164057800 is a wasteful number, since it uses less digits than its factorization.

26164057800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43606782 (or 43606773 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The spelling of 26164057800 in words is "twenty-six billion, one hundred sixty-four million, fifty-seven thousand, eight hundred".