252372447237556 has 12 divisors (see below), whose sum is σ = 464896613332480. Its totient is φ = 119544843428280.

The previous prime is 252372447237527. The next prime is 252372447237571. The reversal of 252372447237556 is 655732744273252.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1660345047540 + ... + 1660345047691.

Almost surely, 2^{252372447237556} is an apocalyptic number.

It is an amenable number.

252372447237556 is a deficient number, since it is larger than the sum of its proper divisors (212524166094924).

252372447237556 is a wasteful number, since it uses less digits than its factorization.

252372447237556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3320690095254 (or 3320690095252 counting only the distinct ones).

The product of its digits is 592704000, while the sum is 64.

The spelling of 252372447237556 in words is "two hundred fifty-two trillion, three hundred seventy-two billion, four hundred forty-seven million, two hundred thirty-seven thousand, five hundred fifty-six".