45594444158 has 4 divisors (see below), whose sum is σ = 68391666240. Its totient is φ = 22797222078.

The previous prime is 45594444157. The next prime is 45594444167. The reversal of 45594444158 is 85144449554.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45594444157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11398611038 + ... + 11398611041.

It is an arithmetic number, because the mean of its divisors is an integer number (17097916560).

Almost surely, 2^45594444158 is an apocalyptic number.

45594444158 is a deficient number, since it is larger than the sum of its proper divisors (22797222082).

45594444158 is a wasteful number, since it uses less digits than its factorization.

45594444158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22797222081.

The product of its digits is 9216000, while the sum is 53.

The spelling of 45594444158 in words is "forty-five billion, five hundred ninety-four million, four hundred forty-four thousand, one hundred fifty-eight".