16442341625659 has 2 divisors, whose sum is σ = 16442341625660. Its totient is φ = 16442341625658.

The previous prime is 16442341625623. The next prime is 16442341625711. The reversal of 16442341625659 is 95652614324461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16442341625659 - 2⁷ = 16442341625531 is a prime.

It is a super-3 number, since 3×16442341625659³ (a number of 41 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (16442341125659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8221170812829 + 8221170812830.

It is an arithmetic number, because the mean of its divisors is an integer number (8221170812830).

Almost surely, 2^{16442341625659} is an apocalyptic number.

16442341625659 is a deficient number, since it is larger than the sum of its proper divisors (1).

16442341625659 is an equidigital number, since it uses as much as digits as its factorization.

16442341625659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37324800, while the sum is 58.

The spelling of 16442341625659 in words is "sixteen trillion, four hundred forty-two billion, three hundred forty-one million, six hundred twenty-five thousand, six hundred fifty-nine".