76716448443 has 12 divisors (see below), whose sum is σ = 111518462848. Its totient is φ = 50818538160.

The previous prime is 76716448441. The next prime is 76716448481. The reversal of 76716448443 is 34484461767.

76716448443 is a `hidden beast` number, since 7 + 67 + 1 + 64 + 484 + 43 = 666.

It is not a de Polignac number, because 76716448443 - 2¹ = 76716448441 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 76716448443.

It is not an unprimeable number, because it can be changed into a prime (76716448441) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 27145243 + ... + 27148068.

Almost surely, 2^76716448443 is an apocalyptic number.

76716448443 is a deficient number, since it is larger than the sum of its proper divisors (34802014405).

76716448443 is a wasteful number, since it uses less digits than its factorization.

76716448443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54293474 (or 54293471 counting only the distinct ones).

The product of its digits is 10838016, while the sum is 54.

The spelling of 76716448443 in words is "seventy-six billion, seven hundred sixteen million, four hundred forty-eight thousand, four hundred forty-three".