16656112963 has 8 divisors (see below), whose sum is σ = 19296319328. Its totient is φ = 14081097024.

The previous prime is 16656112961. The next prime is 16656113027. The reversal of 16656112963 is 36921165661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16656112963 - 2¹ = 16656112961 is a prime.

It is a super-3 number, since 3×16656112963³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16656112961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16297056 + ... + 16298077.

It is an arithmetic number, because the mean of its divisors is an integer number (2412039916).

Almost surely, 2^16656112963 is an apocalyptic number.

16656112963 is a deficient number, since it is larger than the sum of its proper divisors (2640206365).

16656112963 is an equidigital number, since it uses as much as digits as its factorization.

16656112963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32595213.

The product of its digits is 349920, while the sum is 46.

The spelling of 16656112963 in words is "sixteen billion, six hundred fifty-six million, one hundred twelve thousand, nine hundred sixty-three".