899120486719 has 16 divisors (see below), whose sum is σ = 1123126402048. Its totient is φ = 700774237152.

The previous prime is 899120486707. The next prime is 899120486743. The reversal of 899120486719 is 917684021998.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 899120486719 - 2⁷ = 899120486591 is a prime.

It is a super-2 number, since 2×899120486719² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899120486779) 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 15 ways as a sum of consecutive naturals, for example, 73728567 + ... + 73740760.

It is an arithmetic number, because the mean of its divisors is an integer number (70195400128).

Almost surely, 2^899120486719 is an apocalyptic number.

899120486719 is a deficient number, since it is larger than the sum of its proper divisors (224005915329).

899120486719 is a wasteful number, since it uses less digits than its factorization.

899120486719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147469414.

The product of its (nonzero) digits is 15676416, while the sum is 64.

The spelling of 899120486719 in words is "eight hundred ninety-nine billion, one hundred twenty million, four hundred eighty-six thousand, seven hundred nineteen".