77089664801 has 8 divisors (see below), whose sum is σ = 82058781600. Its totient is φ = 72211724640.

The previous prime is 77089664783. The next prime is 77089664809. The reversal of 77089664801 is 10846698077.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-77089664801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77089664809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22792415 + ... + 22795796.

It is an arithmetic number, because the mean of its divisors is an integer number (10257347700).

Almost surely, 2^77089664801 is an apocalyptic number.

It is an amenable number.

77089664801 is a deficient number, since it is larger than the sum of its proper divisors (4969116799).

77089664801 is a wasteful number, since it uses less digits than its factorization.

77089664801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45588319.

The product of its (nonzero) digits is 4064256, while the sum is 56.

The spelling of 77089664801 in words is "seventy-seven billion, eighty-nine million, six hundred sixty-four thousand, eight hundred one".