76825656066 has 32 divisors (see below), whose sum is σ = 159121065600. Its totient is φ = 24698831360.

The previous prime is 76825656053. The next prime is 76825656067. The reversal of 76825656066 is 66065652867.

It is a junction number, because it is equal to n+sod(n) for n = 76825655997 and 76825656015.

It is not an unprimeable number, because it can be changed into a prime (76825656067) 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 15 ways as a sum of consecutive naturals, for example, 75990 + ... + 399281.

It is an arithmetic number, because the mean of its divisors is an integer number (4972533300).

Almost surely, 2^76825656066 is an apocalyptic number.

76825656066 is an abundant number, since it is smaller than the sum of its proper divisors (82295409534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76825656066 is a wasteful number, since it uses less digits than its factorization.

76825656066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476234.

The product of its (nonzero) digits is 21772800, while the sum is 57.

The spelling of 76825656066 in words is "seventy-six billion, eight hundred twenty-five million, six hundred fifty-six thousand, sixty-six".