10889900489 has 24 divisors (see below), whose sum is σ = 12103912800. Its totient is φ = 9787340160.

The previous prime is 10889900479. The next prime is 10889900501. The reversal of 10889900489 is 98400998801.

It is not a de Polignac number, because 10889900489 - 2⁸ = 10889900233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10889900479) 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, 4287782 + ... + 4290320.

It is an arithmetic number, because the mean of its divisors is an integer number (504329700).

Almost surely, 2^10889900489 is an apocalyptic number.

It is an amenable number.

10889900489 is a deficient number, since it is larger than the sum of its proper divisors (1214012311).

10889900489 is a wasteful number, since it uses less digits than its factorization.

10889900489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3225 (or 3212 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 56.

The spelling of 10889900489 in words is "ten billion, eight hundred eighty-nine million, nine hundred thousand, four hundred eighty-nine".