76646272263556 has 24 divisors (see below), whose sum is σ = 137862843317696. Its totient is φ = 37258493050080.

The previous prime is 76646272263437. The next prime is 76646272263577. The reversal of 76646272263556 is 65536227264667.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 76646272263491 and 76646272263500.

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, 200382216 + ... + 200764351.

Almost surely, 2^{76646272263556} is an apocalyptic number.

It is an amenable number.

76646272263556 is a deficient number, since it is larger than the sum of its proper divisors (61216571054140).

76646272263556 is a wasteful number, since it uses less digits than its factorization.

76646272263556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401147899 (or 401147897 counting only the distinct ones).

The product of its digits is 914457600, while the sum is 67.

The spelling of 76646272263556 in words is "seventy-six trillion, six hundred forty-six billion, two hundred seventy-two million, two hundred sixty-three thousand, five hundred fifty-six".