13219869338 has 64 divisors (see below), whose sum is σ = 22643712000. Its totient is φ = 5746092480.

The previous prime is 13219869337. The next prime is 13219869349. The reversal of 13219869338 is 83396891231.

It is a super-4 number, since 4×13219869338⁴ (a number of 42 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13219869338.

It is not an unprimeable number, because it can be changed into a prime (13219869331) 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 31 ways as a sum of consecutive naturals, for example, 4896713 + ... + 4899411.

It is an arithmetic number, because the mean of its divisors is an integer number (353808000).

Almost surely, 2^13219869338 is an apocalyptic number.

13219869338 is a deficient number, since it is larger than the sum of its proper divisors (9423842662).

13219869338 is a wasteful number, since it uses less digits than its factorization.

13219869338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2907.

The product of its digits is 1679616, while the sum is 53.

The spelling of 13219869338 in words is "thirteen billion, two hundred nineteen million, eight hundred sixty-nine thousand, three hundred thirty-eight".