16036120613 has 4 divisors (see below), whose sum is σ = 16427245548. Its totient is φ = 15644995680.

The previous prime is 16036120601. The next prime is 16036120627. The reversal of 16036120613 is 31602163061.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31602163061 = 7 ⋅4514594723.

It can be written as a sum of positive squares in 2 ways, for example, as 3086135809 + 12949984804 = 55553^2 + 113798^2 .

It is a cyclic number.

It is not a de Polignac number, because 16036120613 - 2²⁴ = 16019343397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16036120643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195562406 + ... + 195562487.

It is an arithmetic number, because the mean of its divisors is an integer number (4106811387).

Almost surely, 2^16036120613 is an apocalyptic number.

It is an amenable number.

16036120613 is a deficient number, since it is larger than the sum of its proper divisors (391124935).

16036120613 is an equidigital number, since it uses as much as digits as its factorization.

16036120613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391124934.

The product of its (nonzero) digits is 3888, while the sum is 29.

Adding to 16036120613 its reverse (31602163061), we get a palindrome (47638283674).

It can be divided in two parts, 1603 and 6120613, that added together give a palindrome (6122216).

The spelling of 16036120613 in words is "sixteen billion, thirty-six million, one hundred twenty thousand, six hundred thirteen".