13305531332 has 12 divisors (see below), whose sum is σ = 23440953900. Its totient is φ = 6608115936.

The previous prime is 13305531331. The next prime is 13305531367. The reversal of 13305531332 is 23313550331.

It can be written as a sum of positive squares in 2 ways, for example, as 4823858116 + 8481673216 = 69454^2 + 92096^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13305531295 and 13305531304.

It is not an unprimeable number, because it can be changed into a prime (13305531331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11161763 + ... + 11162954.

It is an arithmetic number, because the mean of its divisors is an integer number (1953412825).

Almost surely, 2^13305531332 is an apocalyptic number.

It is an amenable number.

13305531332 is a deficient number, since it is larger than the sum of its proper divisors (10135422568).

13305531332 is a wasteful number, since it uses less digits than its factorization.

13305531332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22324870 (or 22324868 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 29.

The spelling of 13305531332 in words is "thirteen billion, three hundred five million, five hundred thirty-one thousand, three hundred thirty-two".