315540432160 has 24 divisors (see below), whose sum is σ = 745464271356. Its totient is φ = 126216172800.

The previous prime is 315540432143. The next prime is 315540432161. The reversal of 315540432160 is 61234045513.

It can be written as a sum of positive squares in 2 ways, for example, as 299896426384 + 15644005776 = 547628^2 + 125076^2 .

It is not an unprimeable number, because it can be changed into a prime (315540432161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 986063691 + ... + 986064010.

Almost surely, 2^315540432160 is an apocalyptic number.

It is an amenable number.

315540432160 is an abundant number, since it is smaller than the sum of its proper divisors (429923839196).

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

315540432160 is a wasteful number, since it uses less digits than its factorization.

315540432160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1972127716 (or 1972127708 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 315540432160 its reverse (61234045513), we get a palindrome (376774477673).

The spelling of 315540432160 in words is "three hundred fifteen billion, five hundred forty million, four hundred thirty-two thousand, one hundred sixty".