16974454559 has 16 divisors (see below), whose sum is σ = 18182900736. Its totient is φ = 15790320000.

The previous prime is 16974454543. The next prime is 16974454561. The reversal of 16974454559 is 95545447961.

It is a cyclic number.

It is not a de Polignac number, because 16974454559 - 2⁴ = 16974454543 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 16974454498 and 16974454507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16974454579) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 543794 + ... + 574160.

It is an arithmetic number, because the mean of its divisors is an integer number (1136431296).

Almost surely, 2^16974454559 is an apocalyptic number.

16974454559 is a deficient number, since it is larger than the sum of its proper divisors (1208446177).

16974454559 is a wasteful number, since it uses less digits than its factorization.

16974454559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30766.

The product of its digits is 27216000, while the sum is 59.

The spelling of 16974454559 in words is "sixteen billion, nine hundred seventy-four million, four hundred fifty-four thousand, five hundred fifty-nine".