10854440000 has 140 divisors (see below), whose sum is σ = 27226831500. Its totient is φ = 4291584000.

The previous prime is 10854439987. The next prime is 10854440011. The reversal of 10854440000 is 4445801.

It can be written as a sum of positive squares in 10 ways, for example, as 10723016704 + 131423296 = 103552^2 + 11464^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3558476 + ... + 3561524.

Almost surely, 2^10854440000 is an apocalyptic number.

10854440000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10854440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13613415750).

10854440000 is an abundant number, since it is smaller than the sum of its proper divisors (16372391500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10854440000 is an frugal number, since it uses more digits than its factorization.

10854440000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3170 (or 3145 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 26.

Adding to 10854440000 its reverse (4445801), we get a palindrome (10858885801).

The spelling of 10854440000 in words is "ten billion, eight hundred fifty-four million, four hundred forty thousand".