313444243232 has 24 divisors (see below), whose sum is σ = 617107226652. Its totient is φ = 156718598400.

The previous prime is 313444243223. The next prime is 313444243283. The reversal of 313444243232 is 232342444313.

It can be written as a sum of positive squares in 2 ways, for example, as 306876113296 + 6568129936 = 553964^2 + 81044^2 .

It is a junction number, because it is equal to n+sod(n) for n = 313444243192 and 313444243201.

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, 1900382 + ... + 2058722.

Almost surely, 2^313444243232 is an apocalyptic number.

313444243232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

313444243232 is a deficient number, since it is larger than the sum of its proper divisors (303662983420).

313444243232 is a wasteful number, since it uses less digits than its factorization.

313444243232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220212 (or 220204 counting only the distinct ones).

The product of its digits is 165888, while the sum is 35.

Adding to 313444243232 its reverse (232342444313), we get a palindrome (545786687545).

The spelling of 313444243232 in words is "three hundred thirteen billion, four hundred forty-four million, two hundred forty-three thousand, two hundred thirty-two".