14446985244561 has 27 divisors (see below), whose sum is σ = 20928075951601. Its totient is φ = 9603614796864.

The previous prime is 14446985244539. The next prime is 14446985244647. The reversal of 14446985244561 is 16544258964441.

The square root of 14446985244561 is 3800919.

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

14446985244561 is a `hidden beast` number, since 1 + 4 + 4 + 4 + 6 + 9 + 8 + 524 + 45 + 61 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 205086708225 + 14241898536336 = 452865^2 + 3773844^2 .

It is a de Polignac number, because none of the positive numbers 2^k-14446985244561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14446985244761) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 4435670845 + ... + 4435674101.

Almost surely, 2^{14446985244561} is an apocalyptic number.

14446985244561 is the 3800919-th square number.

14446985244561 is the 1900460-th centered octagonal number.

It is an amenable number.

14446985244561 is a deficient number, since it is larger than the sum of its proper divisors (6481090707040).

14446985244561 is an frugal number, since it uses more digits than its factorization.

14446985244561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7298 (or 3649 counting only the distinct ones).

The product of its digits is 132710400, while the sum is 63.

The spelling of 14446985244561 in words is "fourteen trillion, four hundred forty-six billion, nine hundred eighty-five million, two hundred forty-four thousand, five hundred sixty-one".