16485123619 has 2 divisors, whose sum is σ = 16485123620. Its totient is φ = 16485123618.

The previous prime is 16485123593. The next prime is 16485123637. The reversal of 16485123619 is 91632158461.

16485123619 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16485123619 - 2⁵ = 16485123587 is a prime.

It is a super-2 number, since 2×16485123619² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16485123119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8242561809 + 8242561810.

It is an arithmetic number, because the mean of its divisors is an integer number (8242561810).

Almost surely, 2^16485123619 is an apocalyptic number.

16485123619 is a deficient number, since it is larger than the sum of its proper divisors (1).

16485123619 is an equidigital number, since it uses as much as digits as its factorization.

16485123619 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 46.

The spelling of 16485123619 in words is "sixteen billion, four hundred eighty-five million, one hundred twenty-three thousand, six hundred nineteen".