76066776655 has 8 divisors (see below), whose sum is σ = 91283212512. Its totient is φ = 60851367648.

The previous prime is 76066776649. The next prime is 76066776661. The reversal of 76066776655 is 55667766067.

It is an interprime number because it is at equal distance from previous prime (76066776649) and next prime (76066776661).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 76066776655 - 2²⁷ = 75932558927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 76066776593 and 76066776602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83059 + ... + 398788.

It is an arithmetic number, because the mean of its divisors is an integer number (11410401564).

Almost surely, 2^76066776655 is an apocalyptic number.

76066776655 is a deficient number, since it is larger than the sum of its proper divisors (15216435857).

76066776655 is a wasteful number, since it uses less digits than its factorization.

76066776655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513425.

The product of its (nonzero) digits is 66679200, while the sum is 61.

The spelling of 76066776655 in words is "seventy-six billion, sixty-six million, seven hundred seventy-six thousand, six hundred fifty-five".