16115642875 has 16 divisors (see below), whose sum is σ = 20986774848. Its totient is φ = 12331968000.

The previous prime is 16115642869. The next prime is 16115642891. The reversal of 16115642875 is 57824651161.

16115642875 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 16115642875 - 2⁷ = 16115642747 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2799846 + ... + 2805595.

It is an arithmetic number, because the mean of its divisors is an integer number (1311673428).

Almost surely, 2^16115642875 is an apocalyptic number.

16115642875 is a deficient number, since it is larger than the sum of its proper divisors (4871131973).

16115642875 is an equidigital number, since it uses as much as digits as its factorization.

16115642875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5605479 (or 5605469 counting only the distinct ones).

The product of its digits is 403200, while the sum is 46.

The spelling of 16115642875 in words is "sixteen billion, one hundred fifteen million, six hundred forty-two thousand, eight hundred seventy-five".