899109064 has 32 divisors (see below), whose sum is σ = 1936368000. Its totient is φ = 383391360.

The previous prime is 899109053. The next prime is 899109067. The reversal of 899109064 is 460901998.

It is not an unprimeable number, because it can be changed into a prime (899109067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29197 + ... + 51484.

It is an arithmetic number, because the mean of its divisors is an integer number (60511500).

Almost surely, 2^899109064 is an apocalyptic number.

It is an amenable number.

899109064 is an abundant number, since it is smaller than the sum of its proper divisors (1037258936).

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

899109064 is a wasteful number, since it uses less digits than its factorization.

899109064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80893 (or 80889 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 46.

The square root of 899109064 is about 29985.1473899996. The cubic root of 899109064 is about 965.1706908098.

The spelling of 899109064 in words is "eight hundred ninety-nine million, one hundred nine thousand, sixty-four".