13299887475 has 144 divisors (see below), whose sum is σ = 28620311040. Its totient is φ = 6037416000.

The previous prime is 13299887453. The next prime is 13299887507. The reversal of 13299887475 is 57478899231.

It is not a de Polignac number, because 13299887475 - 2⁶ = 13299887411 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 4992994 + ... + 4995656.

It is an arithmetic number, because the mean of its divisors is an integer number (198752160).

Almost surely, 2^13299887475 is an apocalyptic number.

13299887475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13299887475 is an abundant number, since it is smaller than the sum of its proper divisors (15320423565).

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

13299887475 is a wasteful number, since it uses less digits than its factorization.

13299887475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2847 (or 2829 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 63.

The spelling of 13299887475 in words is "thirteen billion, two hundred ninety-nine million, eight hundred eighty-seven thousand, four hundred seventy-five".