315143320992 has 24 divisors (see below), whose sum is σ = 827251217856. Its totient is φ = 105047773632.

The previous prime is 315143320991. The next prime is 315143320993. The reversal of 315143320992 is 299023341513.

It is an interprime number because it is at equal distance from previous prime (315143320991) and next prime (315143320993).

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (315143320991) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1641371368 + ... + 1641371559.

It is an arithmetic number, because the mean of its divisors is an integer number (34468800744).

Almost surely, 2^315143320992 is an apocalyptic number.

315143320992 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

315143320992 is an abundant number, since it is smaller than the sum of its proper divisors (512107896864).

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

315143320992 is a wasteful number, since it uses less digits than its factorization.

315143320992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3282742940 (or 3282742932 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 42.

The spelling of 315143320992 in words is "three hundred fifteen billion, one hundred forty-three million, three hundred twenty thousand, nine hundred ninety-two".