16119904619 has 36 divisors (see below), whose sum is σ = 20126682576. Its totient is φ = 12641219136.

The previous prime is 16119904601. The next prime is 16119904631. The reversal of 16119904619 is 91640991161.

16119904619 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16119904619 - 2²⁰ = 16118856043 is a prime.

It is a super-2 number, since 2×16119904619² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16119904639) 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 in 35 ways as a sum of consecutive naturals, for example, 61292282 + ... + 61292544.

It is an arithmetic number, because the mean of its divisors is an integer number (559074516).

Almost surely, 2^16119904619 is an apocalyptic number.

16119904619 is a deficient number, since it is larger than the sum of its proper divisors (4006777957).

16119904619 is an equidigital number, since it uses as much as digits as its factorization.

16119904619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756 (or 480 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 47.

The spelling of 16119904619 in words is "sixteen billion, one hundred nineteen million, nine hundred four thousand, six hundred nineteen".