26081560800 has 108 divisors (see below), whose sum is σ = 91970129160. Its totient is φ = 6955080960.

The previous prime is 26081560783. The next prime is 26081560913. The reversal of 26081560800 is 806518062.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1804020 + ... + 1818419.

It is an arithmetic number, because the mean of its divisors is an integer number (851575270).

Almost surely, 2^26081560800 is an apocalyptic number.

26081560800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26081560800 is an abundant number, since it is smaller than the sum of its proper divisors (65888568360).

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

26081560800 is a wasteful number, since it uses less digits than its factorization.

26081560800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3622465 (or 3622449 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The spelling of 26081560800 in words is "twenty-six billion, eighty-one million, five hundred sixty thousand, eight hundred".