16945198255 has 8 divisors (see below), whose sum is σ = 20357271792. Its totient is φ = 13540802688.

The previous prime is 16945198223. The next prime is 16945198267. The reversal of 16945198255 is 55289154961.

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 16945198255 - 2⁵ = 16945198223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16945198196 and 16945198205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1914634 + ... + 1923463.

It is an arithmetic number, because the mean of its divisors is an integer number (2544658974).

Almost surely, 2^16945198255 is an apocalyptic number.

16945198255 is a deficient number, since it is larger than the sum of its proper divisors (3412073537).

16945198255 is an equidigital number, since it uses as much as digits as its factorization.

16945198255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3838985.

The product of its digits is 3888000, while the sum is 55.

The spelling of 16945198255 in words is "sixteen billion, nine hundred forty-five million, one hundred ninety-eight thousand, two hundred fifty-five".