16667671771103 has 4 divisors (see below), whose sum is σ = 17074200350928. Its totient is φ = 16261143191280.

The previous prime is 16667671771099. The next prime is 16667671771117. The reversal of 16667671771103 is 30117717676661.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16667671771103 - 2² = 16667671771099 is a prime.

It is a super-2 number, since 2×16667671771103² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16667671771403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203264289851 + ... + 203264289932.

It is an arithmetic number, because the mean of its divisors is an integer number (4268550087732).

Almost surely, 2^{16667671771103} is an apocalyptic number.

16667671771103 is a deficient number, since it is larger than the sum of its proper divisors (406528579825).

16667671771103 is an equidigital number, since it uses as much as digits as its factorization.

16667671771103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406528579824.

The product of its (nonzero) digits is 9335088, while the sum is 59.

The spelling of 16667671771103 in words is "sixteen trillion, six hundred sixty-seven billion, six hundred seventy-one million, seven hundred seventy-one thousand, one hundred three".