10399999999899 has 16 divisors (see below), whose sum is σ = 13882925187072. Its totient is φ = 6925205144928.

The previous prime is 10399999999843. The next prime is 10399999999913. The reversal of 10399999999899 is 99899999999301.

It is not a de Polignac number, because 10399999999899 - 2⁸ = 10399999999643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10399999999819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41159782 + ... + 41411684.

It is an arithmetic number, because the mean of its divisors is an integer number (867682824192).

Almost surely, 2^{10399999999899} is an apocalyptic number.

10399999999899 is a deficient number, since it is larger than the sum of its proper divisors (3482925187173).

10399999999899 is a wasteful number, since it uses less digits than its factorization.

10399999999899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267986.

The product of its (nonzero) digits is 83682825624, while the sum is 102.

The spelling of 10399999999899 in words is "ten trillion, three hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, eight hundred ninety-nine".