16653879147 has 6 divisors (see below), whose sum is σ = 22205470228. Its totient is φ = 11102437084.

The previous prime is 16653879103. The next prime is 16653879157. The reversal of 16653879147 is 74197835661.

It is a happy number.

16653879147 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 16653879147 - 2⁷ = 16653879019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16653879157) 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 5 ways as a sum of consecutive naturals, for example, 186268 + ... + 260774.

Almost surely, 2^16653879147 is an apocalyptic number.

16653879147 is a deficient number, since it is larger than the sum of its proper divisors (5551591081).

16653879147 is an frugal number, since it uses more digits than its factorization.

16653879147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149017 (or 74510 counting only the distinct ones).

The product of its digits is 7620480, while the sum is 57.

The spelling of 16653879147 in words is "sixteen billion, six hundred fifty-three million, eight hundred seventy-nine thousand, one hundred forty-seven".