14641726009 has 9 divisors (see below), whose sum is σ = 15308910799. Its totient is φ = 14002467160.

The previous prime is 14641726007. The next prime is 14641726019. The reversal of 14641726009 is 90062714641.

The square root of 14641726009 is 121003.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 10898733609 + 3742992400 = 104397^2 + 61180^2 .

It is not a de Polignac number, because 14641726009 - 2¹ = 14641726007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14641726007) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2780439 + ... + 2785699.

Almost surely, 2^14641726009 is an apocalyptic number.

14641726009 is the 121003-rd square number.

14641726009 is the 60502-nd centered octagonal number.

It is an amenable number.

14641726009 is a deficient number, since it is larger than the sum of its proper divisors (667184790).

14641726009 is an frugal number, since it uses more digits than its factorization.

14641726009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10568 (or 5284 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

The spelling of 14641726009 in words is "fourteen billion, six hundred forty-one million, seven hundred twenty-six thousand, nine".