315253225340 has 24 divisors (see below), whose sum is σ = 671912847312. Its totient is φ = 124219180800.

The previous prime is 315253225283. The next prime is 315253225421. The reversal of 315253225340 is 43522352513.

It is a self number, because there is not a number n which added to its sum of digits gives 315253225340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117630461 + ... + 117633140.

It is an arithmetic number, because the mean of its divisors is an integer number (27996368638).

Almost surely, 2^315253225340 is an apocalyptic number.

It is an amenable number.

315253225340 is an abundant number, since it is smaller than the sum of its proper divisors (356659621972).

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

315253225340 is a wasteful number, since it uses less digits than its factorization.

315253225340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235263677 (or 235263675 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 315253225340 its reverse (43522352513), we get a palindrome (358775577853).

The spelling of 315253225340 in words is "three hundred fifteen billion, two hundred fifty-three million, two hundred twenty-five thousand, three hundred forty".