13398207804 has 36 divisors (see below), whose sum is σ = 34655316696. Its totient is φ = 4362206688.

The previous prime is 13398207701. The next prime is 13398207857. The reversal of 13398207804 is 40870289331.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 13398207804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4326039 + ... + 4329134.

It is an arithmetic number, because the mean of its divisors is an integer number (962647686).

Almost surely, 2^13398207804 is an apocalyptic number.

It is an amenable number.

13398207804 is an abundant number, since it is smaller than the sum of its proper divisors (21257108892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13398207804 is a wasteful number, since it uses less digits than its factorization.

13398207804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8655226 (or 8655221 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 13398207804 in words is "thirteen billion, three hundred ninety-eight million, two hundred seven thousand, eight hundred four".