16892860981247 has 2 divisors, whose sum is σ = 16892860981248. Its totient is φ = 16892860981246.

The previous prime is 16892860981237. The next prime is 16892860981267. The reversal of 16892860981247 is 74218906829861.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16892860981247 - 2¹² = 16892860977151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16892860981237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8446430490623 + 8446430490624.

It is an arithmetic number, because the mean of its divisors is an integer number (8446430490624).

Almost surely, 2^{16892860981247} is an apocalyptic number.

16892860981247 is a deficient number, since it is larger than the sum of its proper divisors (1).

16892860981247 is an equidigital number, since it uses as much as digits as its factorization.

16892860981247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 167215104, while the sum is 71.

The spelling of 16892860981247 in words is "sixteen trillion, eight hundred ninety-two billion, eight hundred sixty million, nine hundred eighty-one thousand, two hundred forty-seven".