13949522338 has 8 divisors (see below), whose sum is σ = 21278932560. Its totient is φ = 6856544820.

The previous prime is 13949522317. The next prime is 13949522339. The reversal of 13949522338 is 83322594931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 13949522291 and 13949522300.

It is not an unprimeable number, because it can be changed into a prime (13949522339) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 59108028 + ... + 59108263.

It is an arithmetic number, because the mean of its divisors is an integer number (2659866570).

Almost surely, 2^13949522338 is an apocalyptic number.

13949522338 is a deficient number, since it is larger than the sum of its proper divisors (7329410222).

13949522338 is a wasteful number, since it uses less digits than its factorization.

13949522338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118216352.

The product of its digits is 1399680, while the sum is 49.

The spelling of 13949522338 in words is "thirteen billion, nine hundred forty-nine million, five hundred twenty-two thousand, three hundred thirty-eight".