16116956953 has 4 divisors (see below), whose sum is σ = 16119703348. Its totient is φ = 16114210560.

The previous prime is 16116956939. The next prime is 16116956959. The reversal of 16116956953 is 35965961161.

16116956953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35965961161 = 13 ⋅2766612397.

It can be written as a sum of positive squares in 2 ways, for example, as 7084925584 + 9032031369 = 84172^2 + 95037^2 .

It is a cyclic number.

It is not a de Polignac number, because 16116956953 - 2¹³ = 16116948761 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16116956953.

It is not an unprimeable number, because it can be changed into a prime (16116956959) 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 3 ways as a sum of consecutive naturals, for example, 1364376 + ... + 1376137.

It is an arithmetic number, because the mean of its divisors is an integer number (4029925837).

Almost surely, 2^16116956953 is an apocalyptic number.

It is an amenable number.

16116956953 is a deficient number, since it is larger than the sum of its proper divisors (2746395).

16116956953 is an equidigital number, since it uses as much as digits as its factorization.

16116956953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2746394.

The product of its digits is 1312200, while the sum is 52.

The spelling of 16116956953 in words is "sixteen billion, one hundred sixteen million, nine hundred fifty-six thousand, nine hundred fifty-three".