313142035454520 has 128 divisors (see below), whose sum is σ = 939971655397440. Its totient is φ = 83456061603840.

The previous prime is 313142035454509. The next prime is 313142035454581. The reversal of 313142035454520 is 25454530241313.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1738033240 + ... + 1738213400.

Almost surely, 2^{313142035454520} is an apocalyptic number.

313142035454520 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

313142035454520 is an abundant number, since it is smaller than the sum of its proper divisors (626829619942920).

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

313142035454520 is a wasteful number, since it uses less digits than its factorization.

313142035454520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188505 (or 188501 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

Adding to 313142035454520 its reverse (25454530241313), we get a palindrome (338596565695833).

The spelling of 313142035454520 in words is "three hundred thirteen trillion, one hundred forty-two billion, thirty-five million, four hundred fifty-four thousand, five hundred twenty".