13221678675 has 48 divisors (see below), whose sum is σ = 23025669120. Its totient is φ = 6675984000.

The previous prime is 13221678667. The next prime is 13221678689. The reversal of 13221678675 is 57687612231.

It is not a de Polignac number, because 13221678675 - 2³ = 13221678667 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3690385 + ... + 3693965.

It is an arithmetic number, because the mean of its divisors is an integer number (479701440).

Almost surely, 2^13221678675 is an apocalyptic number.

13221678675 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13221678675 is a deficient number, since it is larger than the sum of its proper divisors (9803990445).

13221678675 is a wasteful number, since it uses less digits than its factorization.

13221678675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6204 (or 6199 counting only the distinct ones).

The product of its digits is 846720, while the sum is 48.

The spelling of 13221678675 in words is "thirteen billion, two hundred twenty-one million, six hundred seventy-eight thousand, six hundred seventy-five".