811884150 has 144 divisors (see below), whose sum is σ = 2719611648. Its totient is φ = 168696000.

The previous prime is 811884133. The next prime is 811884169. The reversal of 811884150 is 51488118.

It is a happy number.

811884150 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 22935 + ... + 46365.

It is an arithmetic number, because the mean of its divisors is an integer number (18886192).

Almost surely, 2^811884150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 811884150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1359805824).

811884150 is an abundant number, since it is smaller than the sum of its proper divisors (1907727498).

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

811884150 is a wasteful number, since it uses less digits than its factorization.

811884150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23467 (or 23459 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 36.

The square root of 811884150 is about 28493.5808560455. The cubic root of 811884150 is about 932.8919688952.

The spelling of 811884150 in words is "eight hundred eleven million, eight hundred eighty-four thousand, one hundred fifty".