899423125900 has 144 divisors (see below), whose sum is σ = 2322285989184. Its totient is φ = 298969989120.

The previous prime is 899423125897. The next prime is 899423125919. The reversal of 899423125900 is 9521324998.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 376437 + ... + 1393036.

It is an arithmetic number, because the mean of its divisors is an integer number (16126986036).

Almost surely, 2^899423125900 is an apocalyptic number.

It is an amenable number.

899423125900 is an abundant number, since it is smaller than the sum of its proper divisors (1422862863284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

899423125900 is a wasteful number, since it uses less digits than its factorization.

899423125900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1769540 (or 1769533 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 52.

The spelling of 899423125900 in words is "eight hundred ninety-nine billion, four hundred twenty-three million, one hundred twenty-five thousand, nine hundred".