13431313324 has 24 divisors (see below), whose sum is σ = 27614029968. Its totient is φ = 5635515840.

The previous prime is 13431313319. The next prime is 13431313327. The reversal of 13431313324 is 42331313431.

It is a junction number, because it is equal to n+sod(n) for n = 13431313292 and 13431313301.

It is not an unprimeable number, because it can be changed into a prime (13431313327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11740087 + ... + 11741230.

It is an arithmetic number, because the mean of its divisors is an integer number (1150584582).

Almost surely, 2^13431313324 is an apocalyptic number.

It is an amenable number.

13431313324 is an abundant number, since it is smaller than the sum of its proper divisors (14182716644).

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

13431313324 is a wasteful number, since it uses less digits than its factorization.

13431313324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23481345 (or 23481343 counting only the distinct ones).

The product of its digits is 7776, while the sum is 28.

Adding to 13431313324 its reverse (42331313431), we get a palindrome (55762626755).

The spelling of 13431313324 in words is "thirteen billion, four hundred thirty-one million, three hundred thirteen thousand, three hundred twenty-four".