315140215401320 has 64 divisors (see below), whose sum is σ = 709235139715200. Its totient is φ = 126025929076480.

The previous prime is 315140215401217. The next prime is 315140215401419. The reversal of 315140215401320 is 23104512041513.

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, 3106952366 + ... + 3107053794.

It is an arithmetic number, because the mean of its divisors is an integer number (11081799058050).

Almost surely, 2^{315140215401320} is an apocalyptic number.

It is an amenable number.

315140215401320 is an abundant number, since it is smaller than the sum of its proper divisors (394094924313880).

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

315140215401320 is a wasteful number, since it uses less digits than its factorization.

315140215401320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119258 (or 119254 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 315140215401320 its reverse (23104512041513), we get a palindrome (338244727442833).

The spelling of 315140215401320 in words is "three hundred fifteen trillion, one hundred forty billion, two hundred fifteen million, four hundred one thousand, three hundred twenty".