2159247486852 has 36 divisors (see below), whose sum is σ = 5475876662256. Its totient is φ = 717404698800.

The previous prime is 2159247486821. The next prime is 2159247486863. The reversal of 2159247486852 is 2586847429512.

2159247486852 is a `hidden beast` number, since 2 + 1 + 5 + 9 + 2 + 474 + 86 + 85 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2159247486852.

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, 97674774 + ... + 97696877.

Almost surely, 2^{2159247486852} is an apocalyptic number.

It is an amenable number.

2159247486852 is an abundant number, since it is smaller than the sum of its proper divisors (3316629175404).

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

2159247486852 is a wasteful number, since it uses less digits than its factorization.

2159247486852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195371968 (or 195371963 counting only the distinct ones).

The product of its digits is 77414400, while the sum is 63.

The spelling of 2159247486852 in words is "two trillion, one hundred fifty-nine billion, two hundred forty-seven million, four hundred eighty-six thousand, eight hundred fifty-two".