14213745561 has 32 divisors (see below), whose sum is σ = 19596769920. Its totient is φ = 9158054400.

The previous prime is 14213745547. The next prime is 14213745569. The reversal of 14213745561 is 16554731241.

It is not a de Polignac number, because 14213745561 - 2¹⁰ = 14213744537 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14213745569) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6521970 + ... + 6524148.

It is an arithmetic number, because the mean of its divisors is an integer number (612399060).

Almost surely, 2^14213745561 is an apocalyptic number.

It is an amenable number.

14213745561 is a deficient number, since it is larger than the sum of its proper divisors (5383024359).

14213745561 is a wasteful number, since it uses less digits than its factorization.

14213745561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2697.

The product of its digits is 100800, while the sum is 39.

The spelling of 14213745561 in words is "fourteen billion, two hundred thirteen million, seven hundred forty-five thousand, five hundred sixty-one".