13509884324 has 12 divisors (see below), whose sum is σ = 23644939164. Its totient is φ = 6754187424.

The previous prime is 13509884303. The next prime is 13509884329. The reversal of 13509884324 is 42348890531.

It can be written as a sum of positive squares in 2 ways, for example, as 7162575424 + 6347308900 = 84632^2 + 79670^2 .

It is not an unprimeable number, because it can be changed into a prime (13509884329) 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, 147407 + ... + 220790.

It is an arithmetic number, because the mean of its divisors is an integer number (1970411597).

Almost surely, 2^13509884324 is an apocalyptic number.

It is an amenable number.

13509884324 is a deficient number, since it is larger than the sum of its proper divisors (10135054840).

13509884324 is a wasteful number, since it uses less digits than its factorization.

13509884324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377374 (or 377372 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 47.

The spelling of 13509884324 in words is "thirteen billion, five hundred nine million, eight hundred eighty-four thousand, three hundred twenty-four".