10855307850 has 24 divisors (see below), whose sum is σ = 26921163840. Its totient is φ = 2894748720.

The previous prime is 10855307833. The next prime is 10855307873. The reversal of 10855307850 is 5870355801.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36184210 + ... + 36184509.

It is an arithmetic number, because the mean of its divisors is an integer number (1121715160).

Almost surely, 2^10855307850 is an apocalyptic number.

10855307850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10855307850 is an abundant number, since it is smaller than the sum of its proper divisors (16065855990).

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

10855307850 is a wasteful number, since it uses less digits than its factorization.

10855307850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72368734 (or 72368729 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 42.

The spelling of 10855307850 in words is "ten billion, eight hundred fifty-five million, three hundred seven thousand, eight hundred fifty".