10854490999 has 8 divisors (see below), whose sum is σ = 12093205248. Its totient is φ = 9657767160.

The previous prime is 10854490979. The next prime is 10854491023. The reversal of 10854490999 is 99909445801.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 10854490999 - 2³³ = 2264556407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10854490979) 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, 10497057 + ... + 10498090.

It is an arithmetic number, because the mean of its divisors is an integer number (1511650656).

Almost surely, 2^10854490999 is an apocalyptic number.

10854490999 is a deficient number, since it is larger than the sum of its proper divisors (1238714249).

10854490999 is a wasteful number, since it uses less digits than its factorization.

10854490999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20995205.

The product of its (nonzero) digits is 4199040, while the sum is 58.

The spelling of 10854490999 in words is "ten billion, eight hundred fifty-four million, four hundred ninety thousand, nine hundred ninety-nine".