76865888856866 has 8 divisors (see below), whose sum is σ = 115603051843920. Its totient is φ = 38331538242228.

The previous prime is 76865888856839. The next prime is 76865888856899. The reversal of 76865888856866 is 66865888856867.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50703092156 + ... + 50703093671.

It is an arithmetic number, because the mean of its divisors is an integer number (14450381480490).

Almost surely, 2^{76865888856866} is an apocalyptic number.

76865888856866 is a deficient number, since it is larger than the sum of its proper divisors (38737162987054).

76865888856866 is a wasteful number, since it uses less digits than its factorization.

76865888856866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101406186208.

The product of its digits is 356725555200, while the sum is 95.

Subtracting from 76865888856866 its reverse (66865888856867), we obtain a palindrome (9999999999999).

The spelling of 76865888856866 in words is "seventy-six trillion, eight hundred sixty-five billion, eight hundred eighty-eight million, eight hundred fifty-six thousand, eight hundred sixty-six".