9596673981 has 6 divisors (see below), whose sum is σ = 13861862430. Its totient is φ = 6397782648.

The previous prime is 9596673971. The next prime is 9596674027. The reversal of 9596673981 is 1893766959.

9596673981 is a `hidden beast` number, since 9 + 596 + 6 + 7 + 39 + 8 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6620425956 + 2976248025 = 81366^2 + 54555^2 .

It is not a de Polignac number, because 9596673981 - 2¹¹ = 9596671933 is a prime.

It is a super-2 number, since 2×9596673981² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9596673901) 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, 533148546 + ... + 533148563.

It is an arithmetic number, because the mean of its divisors is an integer number (2310310405).

Almost surely, 2^9596673981 is an apocalyptic number.

It is an amenable number.

9596673981 is a deficient number, since it is larger than the sum of its proper divisors (4265188449).

9596673981 is a wasteful number, since it uses less digits than its factorization.

9596673981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1066297115 (or 1066297112 counting only the distinct ones).

The product of its digits is 22044960, while the sum is 63.

The square root of 9596673981 is about 97962.6152213180. The cubic root of 9596673981 is about 2125.0716640007.

The spelling of 9596673981 in words is "nine billion, five hundred ninety-six million, six hundred seventy-three thousand, nine hundred eighty-one".