899245877169 has 8 divisors (see below), whose sum is σ = 1199004132832. Its totient is φ = 599492436480.

The previous prime is 899245877143. The next prime is 899245877171. The reversal of 899245877169 is 961778542998.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 899245877169 - 2¹⁵ = 899245844401 is a prime.

It is a super-2 number, since 2×899245877169² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 899245877169.

It is not an unprimeable number, because it can be changed into a prime (899245877069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 742747 + ... + 1533024.

It is an arithmetic number, because the mean of its divisors is an integer number (149875516604).

Almost surely, 2^899245877169 is an apocalyptic number.

It is an amenable number.

899245877169 is a deficient number, since it is larger than the sum of its proper divisors (299758255663).

899245877169 is a wasteful number, since it uses less digits than its factorization.

899245877169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2407487.

The product of its digits is 548674560, while the sum is 75.

The spelling of 899245877169 in words is "eight hundred ninety-nine billion, two hundred forty-five million, eight hundred seventy-seven thousand, one hundred sixty-nine".