16026169649 has 16 divisors (see below), whose sum is σ = 18391059456. Its totient is φ = 13680219600.

The previous prime is 16026169639. The next prime is 16026169657. The reversal of 16026169649 is 94696162061.

It is a cyclic number.

It is not a de Polignac number, because 16026169649 - 2²⁸ = 15757734193 is a prime.

It is a super-2 number, since 2×16026169649² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16026169597 and 16026169606.

It is not an unprimeable number, because it can be changed into a prime (16026169639) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3287684 + ... + 3292554.

It is an arithmetic number, because the mean of its divisors is an integer number (1149441216).

Almost surely, 2^16026169649 is an apocalyptic number.

It is an amenable number.

16026169649 is a deficient number, since it is larger than the sum of its proper divisors (2364889807).

16026169649 is a wasteful number, since it uses less digits than its factorization.

16026169649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6716.

The product of its (nonzero) digits is 839808, while the sum is 50.

The spelling of 16026169649 in words is "sixteen billion, twenty-six million, one hundred sixty-nine thousand, six hundred forty-nine".