13143779332 has 12 divisors (see below), whose sum is σ = 23002434000. Its totient is φ = 6571655336.

The previous prime is 13143779291. The next prime is 13143779357. The reversal of 13143779332 is 23397734131.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150663 + ... + 221329.

It is an arithmetic number, because the mean of its divisors is an integer number (1916869500).

Almost surely, 2^13143779332 is an apocalyptic number.

It is an amenable number.

13143779332 is a deficient number, since it is larger than the sum of its proper divisors (9858654668).

13143779332 is a wasteful number, since it uses less digits than its factorization.

13143779332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117170 (or 117168 counting only the distinct ones).

The product of its digits is 285768, while the sum is 43.

The spelling of 13143779332 in words is "thirteen billion, one hundred forty-three million, seven hundred seventy-nine thousand, three hundred thirty-two".