66352696 has 32 divisors (see below), whose sum is σ = 129891600. Its totient is φ = 31736320.

The previous prime is 66352687. The next prime is 66352697. The reversal of 66352696 is 69625366.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66352697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24951 + ... + 27481.

Almost surely, 2^66352696 is an apocalyptic number.

It is an amenable number.

66352696 is a deficient number, since it is larger than the sum of its proper divisors (63538904).

66352696 is a wasteful number, since it uses less digits than its factorization.

66352696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2679 (or 2675 counting only the distinct ones).

The product of its digits is 349920, while the sum is 43.

The square root of 66352696 is about 8145.7164203034. The cubic root of 66352696 is about 404.8425867957.

The spelling of 66352696 in words is "sixty-six million, three hundred fifty-two thousand, six hundred ninety-six".