10399563398 has 32 divisors (see below), whose sum is σ = 18772300800. Its totient is φ = 4220990784.

The previous prime is 10399563319. The next prime is 10399563401. The reversal of 10399563398 is 89336599301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1309283 + ... + 1317201.

It is an arithmetic number, because the mean of its divisors is an integer number (586634400).

Almost surely, 2^10399563398 is an apocalyptic number.

10399563398 is a deficient number, since it is larger than the sum of its proper divisors (8372737402).

10399563398 is a wasteful number, since it uses less digits than its factorization.

10399563398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12884.

The product of its (nonzero) digits is 4723920, while the sum is 56.

The spelling of 10399563398 in words is "ten billion, three hundred ninety-nine million, five hundred sixty-three thousand, three hundred ninety-eight".