14023563561 has 16 divisors (see below), whose sum is σ = 23743600000. Its totient is φ = 8013464784.

The previous prime is 14023563451. The next prime is 14023563563. The reversal of 14023563561 is 16536532041.

14023563561 is a `hidden beast` number, since 1 + 4 + 0 + 2 + 35 + 63 + 561 = 666.

It is not a de Polignac number, because 14023563561 - 2⁹ = 14023563049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14023563563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37099186 + ... + 37099563.

It is an arithmetic number, because the mean of its divisors is an integer number (1483975000).

Almost surely, 2^14023563561 is an apocalyptic number.

It is an amenable number.

14023563561 is a deficient number, since it is larger than the sum of its proper divisors (9720036439).

14023563561 is an equidigital number, since it uses as much as digits as its factorization.

14023563561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74198765 (or 74198759 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 14023563561 in words is "fourteen billion, twenty-three million, five hundred sixty-three thousand, five hundred sixty-one".