45085973194666 has 72 divisors (see below), whose sum is σ = 75144047973732. Its totient is φ = 20277622684800.

The previous prime is 45085973194663. The next prime is 45085973194667. The reversal of 45085973194666 is 66649137958054.

It can be written as a sum of positive squares in 2 ways, for example, as 37242080711641 + 7843892483025 = 6102629^2 + 2800695^2 .

It is not an unprimeable number, because it can be changed into a prime (45085973194663) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 36160606 + ... + 37386646.

Almost surely, 2^{45085973194666} is an apocalyptic number.

45085973194666 is a deficient number, since it is larger than the sum of its proper divisors (30058074779066).

45085973194666 is a wasteful number, since it uses less digits than its factorization.

45085973194666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1226196 (or 1226146 counting only the distinct ones).

The product of its (nonzero) digits is 1175731200, while the sum is 73.

The spelling of 45085973194666 in words is "forty-five trillion, eighty-five billion, nine hundred seventy-three million, one hundred ninety-four thousand, six hundred sixty-six".