313023040144 has 40 divisors (see below), whose sum is σ = 647633905920. Its totient is φ = 146239900800.

The previous prime is 313023040117. The next prime is 313023040171. The reversal of 313023040144 is 441040320313.

It is an interprime number because it is at equal distance from previous prime (313023040117) and next prime (313023040171).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10866562 + ... + 10895329.

It is an arithmetic number, because the mean of its divisors is an integer number (16190847648).

Almost surely, 2^313023040144 is an apocalyptic number.

It is an amenable number.

313023040144 is an abundant number, since it is smaller than the sum of its proper divisors (334610865776).

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

313023040144 is a wasteful number, since it uses less digits than its factorization.

313023040144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21761959 (or 21761953 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 313023040144 its reverse (441040320313), we get a palindrome (754063360457).

The spelling of 313023040144 in words is "three hundred thirteen billion, twenty-three million, forty thousand, one hundred forty-four".