14773389648561 has 6 divisors (see below), whose sum is σ = 21339340603490. Its totient is φ = 9848926432368.

The previous prime is 14773389648529. The next prime is 14773389648593. The reversal of 14773389648561 is 16584698337741.

14773389648561 is a `hidden beast` number, since 1 + 4 + 7 + 7 + 3 + 3 + 89 + 6 + 485 + 61 = 666.

It is an interprime number because it is at equal distance from previous prime (14773389648529) and next prime (14773389648593).

It can be written as a sum of positive squares in only one way, i.e., 12481099779600 + 2292289868961 = 3532860^2 + 1514031^2 .

It is not a de Polignac number, because 14773389648561 - 2⁵ = 14773389648529 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14773389648561.

It is not an unprimeable number, because it can be changed into a prime (14773389648961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 820743869356 + ... + 820743869373.

Almost surely, 2^{14773389648561} is an apocalyptic number.

It is an amenable number.

14773389648561 is a deficient number, since it is larger than the sum of its proper divisors (6565950954929).

14773389648561 is a wasteful number, since it uses less digits than its factorization.

14773389648561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641487738735 (or 1641487738732 counting only the distinct ones).

The product of its digits is 731566080, while the sum is 72.

The spelling of 14773389648561 in words is "fourteen trillion, seven hundred seventy-three billion, three hundred eighty-nine million, six hundred forty-eight thousand, five hundred sixty-one".