94637544573649 has 16 divisors (see below), whose sum is σ = 118890350447616. Its totient is φ = 73180613422800.

The previous prime is 94637544573619. The next prime is 94637544573697.

It is a happy number.

94637544573649 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 94637544573649 - 2²¹ = 94637542476497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (94637544573619) 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 15 ways as a sum of consecutive naturals, for example, 4691054877 + ... + 4691075050.

It is an arithmetic number, because the mean of its divisors is an integer number (7430646902976).

Almost surely, 2^{94637544573649} is an apocalyptic number.

It is an amenable number.

94637544573649 is a deficient number, since it is larger than the sum of its proper divisors (24252805873967).

94637544573649 is a wasteful number, since it uses less digits than its factorization.

94637544573649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9382130076.

The product of its digits is 8230118400, while the sum is 76.

The spelling of 94637544573649 in words is "ninety-four trillion, six hundred thirty-seven billion, five hundred forty-four million, five hundred seventy-three thousand, six hundred forty-nine".