16252521782852 has 12 divisors (see below), whose sum is σ = 29938855915920. Its totient is φ = 7698562949736.

The previous prime is 16252521782839. The next prime is 16252521782879. The reversal of 16252521782852 is 25828712525261.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106924485338 + ... + 106924485489.

It is an arithmetic number, because the mean of its divisors is an integer number (2494904659660).

Almost surely, 2^{16252521782852} is an apocalyptic number.

It is an amenable number.

16252521782852 is a deficient number, since it is larger than the sum of its proper divisors (13686334133068).

16252521782852 is a wasteful number, since it uses less digits than its factorization.

16252521782852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213848970850 (or 213848970848 counting only the distinct ones).

The product of its digits is 10752000, while the sum is 56.

The spelling of 16252521782852 in words is "sixteen trillion, two hundred fifty-two billion, five hundred twenty-one million, seven hundred eighty-two thousand, eight hundred fifty-two".