13219574966 has 32 divisors (see below), whose sum is σ = 21740086368. Its totient is φ = 5992197120.

The previous prime is 13219574959. The next prime is 13219575091. The reversal of 13219574966 is 66947591231.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310376 + ... + 350388.

It is an arithmetic number, because the mean of its divisors is an integer number (679377699).

Almost surely, 2^13219574966 is an apocalyptic number.

13219574966 is a deficient number, since it is larger than the sum of its proper divisors (8520511402).

13219574966 is a wasteful number, since it uses less digits than its factorization.

13219574966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40256.

The product of its digits is 2449440, while the sum is 53.

The spelling of 13219574966 in words is "thirteen billion, two hundred nineteen million, five hundred seventy-four thousand, nine hundred sixty-six".