13243625475 has 24 divisors (see below), whose sum is σ = 22602458112. Its totient is φ = 6835418400.

The previous prime is 13243625449. The next prime is 13243625477. The reversal of 13243625475 is 57452634231.

It is not a de Polignac number, because 13243625475 - 2¹⁰ = 13243624451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13243625477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2845767 + ... + 2850416.

It is an arithmetic number, because the mean of its divisors is an integer number (941769088).

Almost surely, 2^13243625475 is an apocalyptic number.

13243625475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13243625475 is a deficient number, since it is larger than the sum of its proper divisors (9358832637).

13243625475 is a wasteful number, since it uses less digits than its factorization.

13243625475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5696227 (or 5696222 counting only the distinct ones).

The product of its digits is 604800, while the sum is 42.

The spelling of 13243625475 in words is "thirteen billion, two hundred forty-three million, six hundred twenty-five thousand, four hundred seventy-five".