11806281834 has 8 divisors (see below), whose sum is σ = 23612563680. Its totient is φ = 3935427276.

The previous prime is 11806281833. The next prime is 11806281841. The reversal of 11806281834 is 43818260811.

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

11806281834 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (11806281833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 983856814 + ... + 983856825.

It is an arithmetic number, because the mean of its divisors is an integer number (2951570460).

Almost surely, 2^11806281834 is an apocalyptic number.

11806281834 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11806281834 is a wasteful number, since it uses less digits than its factorization.

11806281834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1967713644.

The product of its (nonzero) digits is 73728, while the sum is 42.

The spelling of 11806281834 in words is "eleven billion, eight hundred six million, two hundred eighty-one thousand, eight hundred thirty-four".