16427822601919 has 2 divisors, whose sum is σ = 16427822601920. Its totient is φ = 16427822601918.

The previous prime is 16427822601877. The next prime is 16427822601923. The reversal of 16427822601919 is 91910622872461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16427822601919 - 2²³ = 16427814213311 is a prime.

It is a super-2 number, since 2×16427822601919² (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 (16427822601989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8213911300959 + 8213911300960.

It is an arithmetic number, because the mean of its divisors is an integer number (8213911300960).

Almost surely, 2^{16427822601919} is an apocalyptic number.

16427822601919 is a deficient number, since it is larger than the sum of its proper divisors (1).

16427822601919 is an equidigital number, since it uses as much as digits as its factorization.

16427822601919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5225472, while the sum is 58.

The spelling of 16427822601919 in words is "sixteen trillion, four hundred twenty-seven billion, eight hundred twenty-two million, six hundred one thousand, nine hundred nineteen".