13488996747 has 4 divisors (see below), whose sum is σ = 17985329000. Its totient is φ = 8992664496.

The previous prime is 13488996709. The next prime is 13488996767. The reversal of 13488996747 is 74769988431.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13488996747 - 2⁶ = 13488996683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13488996767) 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, 2248166122 + ... + 2248166127.

It is an arithmetic number, because the mean of its divisors is an integer number (4496332250).

Almost surely, 2^13488996747 is an apocalyptic number.

13488996747 is a deficient number, since it is larger than the sum of its proper divisors (4496332253).

13488996747 is an equidigital number, since it uses as much as digits as its factorization.

13488996747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4496332252.

The product of its digits is 73156608, while the sum is 66.

The spelling of 13488996747 in words is "thirteen billion, four hundred eighty-eight million, nine hundred ninety-six thousand, seven hundred forty-seven".