315225545130 has 128 divisors (see below), whose sum is σ = 863171769600. Its totient is φ = 81812966400.

The previous prime is 315225545093. The next prime is 315225545137. The reversal of 315225545130 is 31545522513.

315225545130 is a `hidden beast` number, since 3 + 1 + 5 + 22 + 554 + 51 + 30 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (315225545137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4604350 + ... + 4672310.

It is an arithmetic number, because the mean of its divisors is an integer number (6743529450).

Almost surely, 2^315225545130 is an apocalyptic number.

315225545130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 315225545130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (431585884800).

315225545130 is an abundant number, since it is smaller than the sum of its proper divisors (547946224470).

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

315225545130 is a wasteful number, since it uses less digits than its factorization.

315225545130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68437 (or 68431 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The spelling of 315225545130 in words is "three hundred fifteen billion, two hundred twenty-five million, five hundred forty-five thousand, one hundred thirty".