899414805999 has 8 divisors (see below), whose sum is σ = 1216110160512. Its totient is φ = 591164661080.

The previous prime is 899414805959. The next prime is 899414806013. The reversal of 899414805999 is 999508414998.

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

It is a cyclic number.

It is not a de Polignac number, because 899414805999 - 2¹¹ = 899414803951 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 899414805999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899414805959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2111302149 + ... + 2111302574.

It is an arithmetic number, because the mean of its divisors is an integer number (152013770064).

Almost surely, 2^899414805999 is an apocalyptic number.

899414805999 is a deficient number, since it is larger than the sum of its proper divisors (316695354513).

899414805999 is a wasteful number, since it uses less digits than its factorization.

899414805999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4222604797.

The product of its (nonzero) digits is 302330880, while the sum is 75.

The spelling of 899414805999 in words is "eight hundred ninety-nine billion, four hundred fourteen million, eight hundred five thousand, nine hundred ninety-nine".