17816228059 has 6 divisors (see below), whose sum is σ = 20725000044. Its totient is φ = 15271052580.

The previous prime is 17816228051. The next prime is 17816228081. The reversal of 17816228059 is 95082261871.

It is a happy number.

It is not a de Polignac number, because 17816228059 - 2³ = 17816228051 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49), and also a Moran number because the ratio is a prime number: 363596491 = 17816228059 / (1 + 7 + 8 + 1 + 6 + 2 + 2 + 8 + 0 + 5 + 9).

It is not an unprimeable number, because it can be changed into a prime (17816228051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 181798197 + ... + 181798294.

It is an arithmetic number, because the mean of its divisors is an integer number (3454166674).

Almost surely, 2^17816228059 is an apocalyptic number.

17816228059 is a deficient number, since it is larger than the sum of its proper divisors (2908771985).

17816228059 is an equidigital number, since it uses as much as digits as its factorization.

17816228059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363596505 (or 363596498 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 49.

The spelling of 17816228059 in words is "seventeen billion, eight hundred sixteen million, two hundred twenty-eight thousand, fifty-nine".