331500432052 has 12 divisors (see below), whose sum is σ = 580192185636. Its totient is φ = 165731236160.

The previous prime is 331500432037. The next prime is 331500432073. The reversal of 331500432052 is 250234005133.

It can be written as a sum of positive squares in 2 ways, for example, as 95978518416 + 235521913636 = 309804^2 + 485306^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 331500432052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4705633 + ... + 4775560.

It is an arithmetic number, because the mean of its divisors is an integer number (48349348803).

Almost surely, 2^331500432052 is an apocalyptic number.

It is an amenable number.

331500432052 is a deficient number, since it is larger than the sum of its proper divisors (248691753584).

331500432052 is a wasteful number, since it uses less digits than its factorization.

331500432052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9489938 (or 9489936 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 331500432052 its reverse (250234005133), we get a palindrome (581734437185).

The spelling of 331500432052 in words is "three hundred thirty-one billion, five hundred million, four hundred thirty-two thousand, fifty-two".