14156066561 has 16 divisors (see below), whose sum is σ = 17550040704. Its totient is φ = 11118639744.

The previous prime is 14156066539. The next prime is 14156066563. The reversal of 14156066561 is 16566065141.

It is a cyclic number.

It is not a de Polignac number, because 14156066561 - 2²² = 14151872257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14156066563) 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, 555275 + ... + 580208.

It is an arithmetic number, because the mean of its divisors is an integer number (1096877544).

Almost surely, 2^14156066561 is an apocalyptic number.

It is an amenable number.

14156066561 is a deficient number, since it is larger than the sum of its proper divisors (3393974143).

14156066561 is a wasteful number, since it uses less digits than its factorization.

14156066561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135640.

The product of its (nonzero) digits is 129600, while the sum is 41.

The spelling of 14156066561 in words is "fourteen billion, one hundred fifty-six million, sixty-six thousand, five hundred sixty-one".