16775556983 has 2 divisors, whose sum is σ = 16775556984. Its totient is φ = 16775556982.

The previous prime is 16775556953. The next prime is 16775557033. The reversal of 16775556983 is 38965557761.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16775556983 - 2¹⁰ = 16775555959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16775556913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8387778491 + 8387778492.

It is an arithmetic number, because the mean of its divisors is an integer number (8387778492).

Almost surely, 2^16775556983 is an apocalyptic number.

16775556983 is a deficient number, since it is larger than the sum of its proper divisors (1).

16775556983 is an equidigital number, since it uses as much as digits as its factorization.

16775556983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47628000, while the sum is 62.

The spelling of 16775556983 in words is "sixteen billion, seven hundred seventy-five million, five hundred fifty-six thousand, nine hundred eighty-three".