16859007289 has 8 divisors (see below), whose sum is σ = 16937879552. Its totient is φ = 16780258080.

The previous prime is 16859007283. The next prime is 16859007299. The reversal of 16859007289 is 98270095861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16859007289 - 2²¹ = 16856910137 is a prime.

It is a super-2 number, since 2×16859007289² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16859007283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249832 + ... + 310054.

It is an arithmetic number, because the mean of its divisors is an integer number (2117234944).

Almost surely, 2^16859007289 is an apocalyptic number.

It is an amenable number.

16859007289 is a deficient number, since it is larger than the sum of its proper divisors (78872263).

16859007289 is a wasteful number, since it uses less digits than its factorization.

16859007289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61527.

The product of its (nonzero) digits is 2177280, while the sum is 55.

The spelling of 16859007289 in words is "sixteen billion, eight hundred fifty-nine million, seven thousand, two hundred eighty-nine".