13440701252 has 48 divisors (see below), whose sum is σ = 26447047872. Its totient is φ = 5923082880.

The previous prime is 13440701191. The next prime is 13440701293. The reversal of 13440701252 is 25210704431.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 446138 + ... + 475310.

It is an arithmetic number, because the mean of its divisors is an integer number (550980164).

Almost surely, 2^13440701252 is an apocalyptic number.

It is an amenable number.

13440701252 is a deficient number, since it is larger than the sum of its proper divisors (13006346620).

13440701252 is a wasteful number, since it uses less digits than its factorization.

13440701252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29508 (or 29506 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The spelling of 13440701252 in words is "thirteen billion, four hundred forty million, seven hundred one thousand, two hundred fifty-two".