13826256325820 has 24 divisors (see below), whose sum is σ = 29035500008928. Its totient is φ = 5530433630400.

The previous prime is 13826256325799. The next prime is 13826256325867. The reversal of 13826256325820 is 2852365262831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2645111 + ... + 5886350.

It is an arithmetic number, because the mean of its divisors is an integer number (1209812500372).

Almost surely, 2^{13826256325820} is an apocalyptic number.

13826256325820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13826256325820 is an abundant number, since it is smaller than the sum of its proper divisors (15209243683108).

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

13826256325820 is a wasteful number, since it uses less digits than its factorization.

13826256325820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8612501 (or 8612499 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 53.

The spelling of 13826256325820 in words is "thirteen trillion, eight hundred twenty-six billion, two hundred fifty-six million, three hundred twenty-five thousand, eight hundred twenty".