14773712857 has 2 divisors, whose sum is σ = 14773712858. Its totient is φ = 14773712856.

The previous prime is 14773712803. The next prime is 14773712887. The reversal of 14773712857 is 75821737741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14772214681 + 1498176 = 121541^2 + 1224^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14773712857 is a prime.

It is not a weakly prime, because it can be changed into another prime (14773712887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7386856428 + 7386856429.

It is an arithmetic number, because the mean of its divisors is an integer number (7386856429).

Almost surely, 2^14773712857 is an apocalyptic number.

It is an amenable number.

14773712857 is a deficient number, since it is larger than the sum of its proper divisors (1).

14773712857 is an equidigital number, since it uses as much as digits as its factorization.

14773712857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304960, while the sum is 52.

The spelling of 14773712857 in words is "fourteen billion, seven hundred seventy-three million, seven hundred twelve thousand, eight hundred fifty-seven".