318648032252 has 36 divisors (see below), whose sum is σ = 613155601968. Its totient is φ = 144788265600.

The previous prime is 318648032221. The next prime is 318648032291. The reversal of 318648032252 is 252230846813.

It is a happy number.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1254977 + ... + 1487367.

Almost surely, 2^318648032252 is an apocalyptic number.

It is an amenable number.

318648032252 is a deficient number, since it is larger than the sum of its proper divisors (294507569716).

318648032252 is a wasteful number, since it uses less digits than its factorization.

318648032252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235250 (or 235237 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 44.

The spelling of 318648032252 in words is "three hundred eighteen billion, six hundred forty-eight million, thirty-two thousand, two hundred fifty-two".