16427980927 has 2 divisors, whose sum is σ = 16427980928. Its totient is φ = 16427980926.

The previous prime is 16427980879. The next prime is 16427980937. The reversal of 16427980927 is 72908972461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16427980927 - 2³¹ = 14280497279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16427980937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8213990463 + 8213990464.

It is an arithmetic number, because the mean of its divisors is an integer number (8213990464).

Almost surely, 2^16427980927 is an apocalyptic number.

16427980927 is a deficient number, since it is larger than the sum of its proper divisors (1).

16427980927 is an equidigital number, since it uses as much as digits as its factorization.

16427980927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3048192, while the sum is 55.

The spelling of 16427980927 in words is "sixteen billion, four hundred twenty-seven million, nine hundred eighty thousand, nine hundred twenty-seven".