13198607438 has 8 divisors (see below), whose sum is σ = 19806382440. Its totient is φ = 6596479960.

The previous prime is 13198607413. The next prime is 13198607453. The reversal of 13198607438 is 83470689131.

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

It is a congruent number.

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, 1406033 + ... + 1415388.

It is an arithmetic number, because the mean of its divisors is an integer number (2475797805).

Almost surely, 2^13198607438 is an apocalyptic number.

13198607438 is a deficient number, since it is larger than the sum of its proper divisors (6607775002).

13198607438 is a wasteful number, since it uses less digits than its factorization.

13198607438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2823762.

The product of its (nonzero) digits is 870912, while the sum is 50.

The spelling of 13198607438 in words is "thirteen billion, one hundred ninety-eight million, six hundred seven thousand, four hundred thirty-eight".