899134804799 has 16 divisors (see below), whose sum is σ = 1125361126656. Its totient is φ = 697898342400.

The previous prime is 899134804751. The next prime is 899134804889. The reversal of 899134804799 is 997408431998.

It is a de Polignac number, because none of the positive numbers 2^k-899134804799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899134804739) 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, 22698257 + ... + 22737834.

It is an arithmetic number, because the mean of its divisors is an integer number (70335070416).

Almost surely, 2^899134804799 is an apocalyptic number.

899134804799 is a deficient number, since it is larger than the sum of its proper divisors (226226321857).

899134804799 is a wasteful number, since it uses less digits than its factorization.

899134804799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45436366.

The product of its (nonzero) digits is 141087744, while the sum is 71.

The spelling of 899134804799 in words is "eight hundred ninety-nine billion, one hundred thirty-four million, eight hundred four thousand, seven hundred ninety-nine".