2351431312 has 40 divisors (see below), whose sum is σ = 4834601280. Its totient is φ = 1105526400.

The previous prime is 2351431301. The next prime is 2351431339. The reversal of 2351431312 is 2131341532.

It is a happy number.

2351431312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 32439 + ... + 75862.

It is an arithmetic number, because the mean of its divisors is an integer number (120865032).

Almost surely, 2^2351431312 is an apocalyptic number.

It is an amenable number.

2351431312 is an abundant number, since it is smaller than the sum of its proper divisors (2483169968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2351431312 is a wasteful number, since it uses less digits than its factorization.

2351431312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108391 (or 108385 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The square root of 2351431312 is about 48491.5591830166. The cubic root of 2351431312 is about 1329.7727600912.

Adding to 2351431312 its reverse (2131341532), we get a palindrome (4482772844).

The spelling of 2351431312 in words is "two billion, three hundred fifty-one million, four hundred thirty-one thousand, three hundred twelve".