8933394451573 has 32 divisors (see below), whose sum is σ = 9904648896000. Its totient is φ = 8018933852160.

The previous prime is 8933394451511. The next prime is 8933394451589. The reversal of 8933394451573 is 3751544933398.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8933394451573 is a prime.

It is a super-2 number, since 2×8933394451573² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8933394451873) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45138448 + ... + 45335926.

It is an arithmetic number, because the mean of its divisors is an integer number (309520278000).

Almost surely, 2^{8933394451573} is an apocalyptic number.

It is an amenable number.

8933394451573 is a deficient number, since it is larger than the sum of its proper divisors (971254444427).

8933394451573 is a wasteful number, since it uses less digits than its factorization.

8933394451573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198645.

The product of its digits is 146966400, while the sum is 64.

The spelling of 8933394451573 in words is "eight trillion, nine hundred thirty-three billion, three hundred ninety-four million, four hundred fifty-one thousand, five hundred seventy-three".