150865864443 has 32 divisors (see below), whose sum is σ = 255483038720. Its totient is φ = 86192605440.

The previous prime is 150865864439. The next prime is 150865864469. The reversal of 150865864443 is 344468568051.

150865864443 is a `hidden beast` number, since 1 + 50 + 8 + 6 + 586 + 4 + 4 + 4 + 3 = 666.

150865864443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 150865864443 - 2² = 150865864439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 150865864443.

It is not an unprimeable number, because it can be changed into a prime (150865864433) 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 31 ways as a sum of consecutive naturals, for example, 952971 + ... + 1099947.

It is an arithmetic number, because the mean of its divisors is an integer number (7983844960).

Almost surely, 2^150865864443 is an apocalyptic number.

150865864443 is a deficient number, since it is larger than the sum of its proper divisors (104617174277).

150865864443 is a wasteful number, since it uses less digits than its factorization.

150865864443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152424 (or 152418 counting only the distinct ones).

The product of its (nonzero) digits is 11059200, while the sum is 54.

The spelling of 150865864443 in words is "one hundred fifty billion, eight hundred sixty-five million, eight hundred sixty-four thousand, four hundred forty-three".