66096767 has 4 divisors (see below), whose sum is σ = 72105576. Its totient is φ = 60087960.

The previous prime is 66096757. The next prime is 66096791. The reversal of 66096767 is 76769066.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 66096767 - 2⁶ = 66096703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66096757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3004388 + ... + 3004409.

It is an arithmetic number, because the mean of its divisors is an integer number (18026394).

Almost surely, 2^66096767 is an apocalyptic number.

66096767 is a deficient number, since it is larger than the sum of its proper divisors (6008809).

66096767 is a wasteful number, since it uses less digits than its factorization.

66096767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6008808.

The product of its (nonzero) digits is 571536, while the sum is 47.

The square root of 66096767 is about 8129.9918204141. The cubic root of 66096767 is about 404.3214099963.

The spelling of 66096767 in words is "sixty-six million, ninety-six thousand, seven hundred sixty-seven".