313321144140 has 48 divisors (see below), whose sum is σ = 974776894560. Its totient is φ = 83552304960.

The previous prime is 313321144109. The next prime is 313321144177. The reversal of 313321144140 is 41441123313.

313321144140 is a `hidden beast` number, since 3 + 1 + 3 + 3 + 211 + 441 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 290111631 + ... + 290112710.

It is an arithmetic number, because the mean of its divisors is an integer number (20307851970).

Almost surely, 2^313321144140 is an apocalyptic number.

313321144140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

313321144140 is an abundant number, since it is smaller than the sum of its proper divisors (661455750420).

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

313321144140 is a wasteful number, since it uses less digits than its factorization.

313321144140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580224359 (or 580224351 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 313321144140 its reverse (41441123313), we get a palindrome (354762267453).

The spelling of 313321144140 in words is "three hundred thirteen billion, three hundred twenty-one million, one hundred forty-four thousand, one hundred forty".