899588040489 has 24 divisors (see below), whose sum is σ = 1300680888000. Its totient is φ = 599136743520.

The previous prime is 899588040467. The next prime is 899588040493. The reversal of 899588040489 is 984040885998.

It is a happy number.

899588040489 is a `hidden beast` number, since 8 + 99 + 58 + 8 + 0 + 4 + 0 + 489 = 666.

It is not a de Polignac number, because 899588040489 - 2³¹ = 897440556841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (899588040499) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49606954 + ... + 49625084.

It is an arithmetic number, because the mean of its divisors is an integer number (54195037000).

Almost surely, 2^899588040489 is an apocalyptic number.

It is an amenable number.

899588040489 is a deficient number, since it is larger than the sum of its proper divisors (401092847511).

899588040489 is a wasteful number, since it uses less digits than its factorization.

899588040489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23245 (or 23242 counting only the distinct ones).

The product of its (nonzero) digits is 238878720, while the sum is 72.

The spelling of 899588040489 in words is "eight hundred ninety-nine billion, five hundred eighty-eight million, forty thousand, four hundred eighty-nine".