899364101644 has 48 divisors (see below), whose sum is σ = 1662478046208. Its totient is φ = 424852737408.

The previous prime is 899364101569. The next prime is 899364101653. The reversal of 899364101644 is 446101463998.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43110064 + ... + 43130920.

It is an arithmetic number, because the mean of its divisors is an integer number (34634959296).

Almost surely, 2^899364101644 is an apocalyptic number.

It is an amenable number.

899364101644 is a deficient number, since it is larger than the sum of its proper divisors (763113944564).

899364101644 is a wasteful number, since it uses less digits than its factorization.

899364101644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26614 (or 26612 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 55.

The spelling of 899364101644 in words is "eight hundred ninety-nine billion, three hundred sixty-four million, one hundred one thousand, six hundred forty-four".