20460566730771 has 6 divisors (see below), whose sum is σ = 29554151944460. Its totient is φ = 13640377820508.

The previous prime is 20460566730763. The next prime is 20460566730787. The reversal of 20460566730771 is 17703766506402.

It is a happy number.

20460566730771 is a `hidden beast` number, since 2 + 0 + 4 + 6 + 0 + 566 + 7 + 3 + 0 + 7 + 71 = 666.

It is not a de Polignac number, because 20460566730771 - 2³ = 20460566730763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20460566630771) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1136698151701 + ... + 1136698151718.

Almost surely, 2^{20460566730771} is an apocalyptic number.

20460566730771 is a deficient number, since it is larger than the sum of its proper divisors (9093585213689).

20460566730771 is a wasteful number, since it uses less digits than its factorization.

20460566730771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2273396303425 (or 2273396303422 counting only the distinct ones).

The product of its (nonzero) digits is 8890560, while the sum is 54.

The spelling of 20460566730771 in words is "twenty trillion, four hundred sixty billion, five hundred sixty-six million, seven hundred thirty thousand, seven hundred seventy-one".