16871261472607 has 2 divisors, whose sum is σ = 16871261472608. Its totient is φ = 16871261472606.

The previous prime is 16871261472601. The next prime is 16871261472647. The reversal of 16871261472607 is 70627416217861.

16871261472607 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16871261472607 - 2⁷ = 16871261472479 is a prime.

It is a super-2 number, since 2×16871261472607² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16871261472601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8435630736303 + 8435630736304.

It is an arithmetic number, because the mean of its divisors is an integer number (8435630736304).

Almost surely, 2^{16871261472607} is an apocalyptic number.

16871261472607 is a deficient number, since it is larger than the sum of its proper divisors (1).

16871261472607 is an equidigital number, since it uses as much as digits as its factorization.

16871261472607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9483264, while the sum is 58.

The spelling of 16871261472607 in words is "sixteen trillion, eight hundred seventy-one billion, two hundred sixty-one million, four hundred seventy-two thousand, six hundred seven".