252245734376 has 8 divisors (see below), whose sum is σ = 472960751970. Its totient is φ = 126122867184.

The previous prime is 252245734337. The next prime is 252245734379. The reversal of 252245734376 is 673437542252.

It can be written as a sum of positive squares in only one way, i.e., 251576477476 + 669256900 = 501574^2 + 25870^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (252245734379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15765358391 + ... + 15765358406.

Almost surely, 2^252245734376 is an apocalyptic number.

It is an amenable number.

252245734376 is a deficient number, since it is larger than the sum of its proper divisors (220715017594).

252245734376 is a wasteful number, since it uses less digits than its factorization.

252245734376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31530716803 (or 31530716799 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 50.

The spelling of 252245734376 in words is "two hundred fifty-two billion, two hundred forty-five million, seven hundred thirty-four thousand, three hundred seventy-six".