26257053900 has 144 divisors (see below), whose sum is σ = 94716437760. Its totient is φ = 5456006400.

The previous prime is 26257053899. The next prime is 26257053919. The reversal of 26257053900 is 935075262.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 545235 + ... + 591434.

It is an arithmetic number, because the mean of its divisors is an integer number (657753040).

Almost surely, 2^26257053900 is an apocalyptic number.

26257053900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26257053900 is an abundant number, since it is smaller than the sum of its proper divisors (68459383860).

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

26257053900 is a wasteful number, since it uses less digits than its factorization.

26257053900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136704 (or 1136697 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 39.

The spelling of 26257053900 in words is "twenty-six billion, two hundred fifty-seven million, fifty-three thousand, nine hundred".