13301443456 has 64 divisors (see below), whose sum is σ = 31328892000. Its totient is φ = 5504034816.

The previous prime is 13301443423. The next prime is 13301443471. The reversal of 13301443456 is 65434410331.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229971 + ... + 281938.

Almost surely, 2^13301443456 is an apocalyptic number.

13301443456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13301443456 is an abundant number, since it is smaller than the sum of its proper divisors (18027448544).

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

13301443456 is an equidigital number, since it uses as much as digits as its factorization.

13301443456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511959 (or 511947 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 13301443456 its reverse (65434410331), we get a palindrome (78735853787).

The spelling of 13301443456 in words is "thirteen billion, three hundred one million, four hundred forty-three thousand, four hundred fifty-six".