252444932446 has 16 divisors (see below), whose sum is σ = 438240752640. Its totient is φ = 106821182520.

The previous prime is 252444932437. The next prime is 252444932461. The reversal of 252444932446 is 644239444252.

It is a self number, because there is not a number n which added to its sum of digits gives 252444932446.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114124090 + ... + 114126301.

It is an arithmetic number, because the mean of its divisors is an integer number (27390047040).

Almost surely, 2^252444932446 is an apocalyptic number.

252444932446 is a deficient number, since it is larger than the sum of its proper divisors (185795820194).

252444932446 is a wasteful number, since it uses less digits than its factorization.

252444932446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228250479.

The product of its digits is 6635520, while the sum is 49.

The spelling of 252444932446 in words is "two hundred fifty-two billion, four hundred forty-four million, nine hundred thirty-two thousand, four hundred forty-six".