76745667216 has 40 divisors (see below), whose sum is σ = 199297672704. Its totient is φ = 25447949440.

The previous prime is 76745667109. The next prime is 76745667227. The reversal of 76745667216 is 61276654767.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4176351 + ... + 4194686.

Almost surely, 2^76745667216 is an apocalyptic number.

It is an amenable number.

76745667216 is an abundant number, since it is smaller than the sum of its proper divisors (122552005488).

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

76745667216 is a wasteful number, since it uses less digits than its factorization.

76745667216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8371239 (or 8371233 counting only the distinct ones).

The product of its digits is 17781120, while the sum is 57.

The spelling of 76745667216 in words is "seventy-six billion, seven hundred forty-five million, six hundred sixty-seven thousand, two hundred sixteen".