26580423700 has 36 divisors (see below), whose sum is σ = 57687175840. Its totient is φ = 10630758240.

The previous prime is 26580423679. The next prime is 26580423703. The reversal of 26580423700 is 732408562.

It is a self number, because there is not a number n which added to its sum of digits gives 26580423700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26580423703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1078111 + ... + 1102489.

Almost surely, 2^26580423700 is an apocalyptic number.

26580423700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26580423700 is an abundant number, since it is smaller than the sum of its proper divisors (31106752140).

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

26580423700 is a wasteful number, since it uses less digits than its factorization.

26580423700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35296 (or 35289 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 26580423700 in words is "twenty-six billion, five hundred eighty million, four hundred twenty-three thousand, seven hundred".