76568978245 has 8 divisors (see below), whose sum is σ = 92396086560. Its totient is φ = 60912974160.

The previous prime is 76568978221. The next prime is 76568978293. The reversal of 76568978245 is 54287986567.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 76568978245 - 2³³ = 67979043653 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42775071 + ... + 42776860.

It is an arithmetic number, because the mean of its divisors is an integer number (11549510820).

Almost surely, 2^76568978245 is an apocalyptic number.

It is an amenable number.

76568978245 is a deficient number, since it is larger than the sum of its proper divisors (15827108315).

76568978245 is a wasteful number, since it uses less digits than its factorization.

76568978245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85552115.

The product of its digits is 203212800, while the sum is 67.

The spelling of 76568978245 in words is "seventy-six billion, five hundred sixty-eight million, nine hundred seventy-eight thousand, two hundred forty-five".