76347666327 has 4 divisors (see below), whose sum is σ = 101796888440. Its totient is φ = 50898444216.

The previous prime is 76347666251. The next prime is 76347666331. The reversal of 76347666327 is 72366674367.

It is a happy number.

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

It is not a de Polignac number, because 76347666327 - 2¹¹ = 76347664279 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 (76347666377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12724611052 + ... + 12724611057.

It is an arithmetic number, because the mean of its divisors is an integer number (25449222110).

Almost surely, 2^76347666327 is an apocalyptic number.

76347666327 is a deficient number, since it is larger than the sum of its proper divisors (25449222113).

76347666327 is a wasteful number, since it uses less digits than its factorization.

76347666327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25449222112.

The product of its digits is 32006016, while the sum is 57.

The spelling of 76347666327 in words is "seventy-six billion, three hundred forty-seven million, six hundred sixty-six thousand, three hundred twenty-seven".