16733556545 has 32 divisors (see below), whose sum is σ = 21166790400. Its totient is φ = 12686042880.

The previous prime is 16733556533. The next prime is 16733556571. The reversal of 16733556545 is 54565533761.

It is not a de Polignac number, because 16733556545 - 2⁴ = 16733556529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16733556493 and 16733556502.

It is an unprimeable number.

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, 1082531 + ... + 1097879.

It is an arithmetic number, because the mean of its divisors is an integer number (661462200).

Almost surely, 2^16733556545 is an apocalyptic number.

It is an amenable number.

16733556545 is a deficient number, since it is larger than the sum of its proper divisors (4433233855).

16733556545 is a wasteful number, since it uses less digits than its factorization.

16733556545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15545.

The product of its digits is 5670000, while the sum is 50.

The spelling of 16733556545 in words is "sixteen billion, seven hundred thirty-three million, five hundred fifty-six thousand, five hundred forty-five".