11827115857020 has 24 divisors (see below), whose sum is σ = 33115924399824. Its totient is φ = 3153897561856.

The previous prime is 11827115857019. The next prime is 11827115857121. The reversal of 11827115857020 is 2075851172811.

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, 98559298749 + ... + 98559298868.

It is an arithmetic number, because the mean of its divisors is an integer number (1379830183326).

Almost surely, 2^{11827115857020} is an apocalyptic number.

11827115857020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11827115857020 is an abundant number, since it is smaller than the sum of its proper divisors (21288808542804).

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

11827115857020 is a wasteful number, since it uses less digits than its factorization.

11827115857020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197118597629 (or 197118597627 counting only the distinct ones).

The product of its (nonzero) digits is 313600, while the sum is 48.

The spelling of 11827115857020 in words is "eleven trillion, eight hundred twenty-seven billion, one hundred fifteen million, eight hundred fifty-seven thousand, twenty".