899423125899 has 32 divisors (see below), whose sum is σ = 1233968947200. Its totient is φ = 582514917120.

The previous prime is 899423125897. The next prime is 899423125919. The reversal of 899423125899 is 998521324998.

899423125899 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 899423125899 - 2¹ = 899423125897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (899423125897) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7328359 + ... + 7450079.

It is an arithmetic number, because the mean of its divisors is an integer number (38561529600).

Almost surely, 2^899423125899 is an apocalyptic number.

899423125899 is a deficient number, since it is larger than the sum of its proper divisors (334545821301).

899423125899 is a wasteful number, since it uses less digits than its factorization.

899423125899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122275.

The product of its digits is 100776960, while the sum is 69.

The spelling of 899423125899 in words is "eight hundred ninety-nine billion, four hundred twenty-three million, one hundred twenty-five thousand, eight hundred ninety-nine".