252542127544 has 16 divisors (see below), whose sum is σ = 541161702000. Its totient is φ = 108232340352.

The previous prime is 252542127529. The next prime is 252542127553. The reversal of 252542127544 is 445721245252.

It is a self number, because there is not a number n which added to its sum of digits gives 252542127544.

It is a congruent 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, 2254840369 + ... + 2254840480.

It is an arithmetic number, because the mean of its divisors is an integer number (33822606375).

Almost surely, 2^252542127544 is an apocalyptic number.

It is an amenable number.

252542127544 is an abundant number, since it is smaller than the sum of its proper divisors (288619574456).

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

252542127544 is a wasteful number, since it uses less digits than its factorization.

252542127544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4509680862 (or 4509680858 counting only the distinct ones).

The product of its digits is 896000, while the sum is 43.

The spelling of 252542127544 in words is "two hundred fifty-two billion, five hundred forty-two million, one hundred twenty-seven thousand, five hundred forty-four".