315232132052 has 18 divisors (see below), whose sum is σ = 557924316558. Its totient is φ = 155845083328.

The previous prime is 315232132031. The next prime is 315232132069. The reversal of 315232132052 is 250231232513.

It can be written as a sum of positive squares in 3 ways, for example, as 21539671696 + 293692460356 = 146764^2 + 541934^2 .

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 4942943 + ... + 5006310.

Almost surely, 2^315232132052 is an apocalyptic number.

It is an amenable number.

315232132052 is a deficient number, since it is larger than the sum of its proper divisors (242692184506).

315232132052 is an equidigital number, since it uses as much as digits as its factorization.

315232132052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9949435 (or 9949344 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 315232132052 its reverse (250231232513), we get a palindrome (565463364565).

The spelling of 315232132052 in words is "three hundred fifteen billion, two hundred thirty-two million, one hundred thirty-two thousand, fifty-two".