26131799227512 has 48 divisors (see below), whose sum is σ = 71808456562920. Its totient is φ = 7918727037760.

The previous prime is 26131799227507. The next prime is 26131799227543. The reversal of 26131799227512 is 21572299713162.

It is a congruent number.

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, 4499273823 + ... + 4499279630.

Almost surely, 2^{26131799227512} is an apocalyptic number.

26131799227512 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

26131799227512 is an abundant number, since it is smaller than the sum of its proper divisors (45676657335408).

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

26131799227512 is a wasteful number, since it uses less digits than its factorization.

26131799227512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8998553484 (or 8998553469 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 57.

The spelling of 26131799227512 in words is "twenty-six trillion, one hundred thirty-one billion, seven hundred ninety-nine million, two hundred twenty-seven thousand, five hundred twelve".