96565966772571 has 10 divisors (see below), whose sum is σ = 144252863944332. Its totient is φ = 64377311181660.

The previous prime is 96565966772563. The next prime is 96565966772579. The reversal of 96565966772571 is 17527766956569.

It is an interprime number because it is at equal distance from previous prime (96565966772563) and next prime (96565966772579).

It is not a de Polignac number, because 96565966772571 - 2³ = 96565966772563 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (81), and also a Moran number because the ratio is a prime number: 1192172429291 = 96565966772571 / (9 + 6 + 5 + 6 + 5 + 9 + 6 + 6 + 7 + 7 + 2 + 5 + 7 + 1).

It is not an unprimeable number, because it can be changed into a prime (96565966772579) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 596086214565 + ... + 596086214726.

Almost surely, 2^{96565966772571} is an apocalyptic number.

96565966772571 is a deficient number, since it is larger than the sum of its proper divisors (47686897171761).

96565966772571 is a wasteful number, since it uses less digits than its factorization.

96565966772571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192172429303 (or 1192172429294 counting only the distinct ones).

The product of its digits is 9001692000, while the sum is 81.

The spelling of 96565966772571 in words is "ninety-six trillion, five hundred sixty-five billion, nine hundred sixty-six million, seven hundred seventy-two thousand, five hundred seventy-one".