76916040985 has 16 divisors (see below), whose sum is σ = 110071155456. Its totient is φ = 50449278528.

The previous prime is 76916040961. The next prime is 76916041039. The reversal of 76916040985 is 58904061967.

It is a cyclic number.

It is not a de Polignac number, because 76916040985 - 2⁵ = 76916040953 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 47773134 + ... + 47774743.

It is an arithmetic number, because the mean of its divisors is an integer number (6879447216).

Almost surely, 2^76916040985 is an apocalyptic number.

It is an amenable number.

76916040985 is a deficient number, since it is larger than the sum of its proper divisors (33155114471).

76916040985 is a wasteful number, since it uses less digits than its factorization.

76916040985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95547912.

The product of its (nonzero) digits is 3265920, while the sum is 55.

The spelling of 76916040985 in words is "seventy-six billion, nine hundred sixteen million, forty thousand, nine hundred eighty-five".