76666733337 has 4 divisors (see below), whose sum is σ = 102222311120. Its totient is φ = 51111155556.

The previous prime is 76666733333. The next prime is 76666733383. The reversal of 76666733337 is 73333766667.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 76666733337 - 2² = 76666733333 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76666733333) 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, 12777788887 + ... + 12777788892.

It is an arithmetic number, because the mean of its divisors is an integer number (25555577780).

Almost surely, 2^76666733337 is an apocalyptic number.

It is an amenable number.

76666733337 is a deficient number, since it is larger than the sum of its proper divisors (25555577783).

76666733337 is a wasteful number, since it uses less digits than its factorization.

76666733337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25555577782.

The product of its digits is 36006768, while the sum is 57.

The spelling of 76666733337 in words is "seventy-six billion, six hundred sixty-six million, seven hundred thirty-three thousand, three hundred thirty-seven".