11142857215752 has 32 divisors (see below), whose sum is σ = 27864102346080. Its totient is φ = 3713357831040.

The previous prime is 11142857215727. The next prime is 11142857215829. The reversal of 11142857215752 is 25751275824111.

It is a junction number, because it is equal to n+sod(n) for n = 11142857215695 and 11142857215704.

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, 57896149 + ... + 58088292.

It is an arithmetic number, because the mean of its divisors is an integer number (870753198315).

Almost surely, 2^{11142857215752} is an apocalyptic number.

11142857215752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11142857215752 is an abundant number, since it is smaller than the sum of its proper divisors (16721245130328).

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

11142857215752 is a wasteful number, since it uses less digits than its factorization.

11142857215752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115988453 (or 115988449 counting only the distinct ones).

The product of its digits is 1568000, while the sum is 51.

The spelling of 11142857215752 in words is "eleven trillion, one hundred forty-two billion, eight hundred fifty-seven million, two hundred fifteen thousand, seven hundred fifty-two".