77233641017 has 12 divisors (see below), whose sum is σ = 85049191440. Its totient is φ = 70084233648.

The previous prime is 77233641013. The next prime is 77233641047. The reversal of 77233641017 is 71014633277.

It is not a de Polignac number, because 77233641017 - 2² = 77233641013 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77233641013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3862943 + ... + 3882884.

It is an arithmetic number, because the mean of its divisors is an integer number (7087432620).

Almost surely, 2^77233641017 is an apocalyptic number.

It is an amenable number.

77233641017 is a deficient number, since it is larger than the sum of its proper divisors (7815550423).

77233641017 is a wasteful number, since it uses less digits than its factorization.

77233641017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7745912 (or 7745899 counting only the distinct ones).

The product of its (nonzero) digits is 148176, while the sum is 41.

The spelling of 77233641017 in words is "seventy-seven billion, two hundred thirty-three million, six hundred forty-one thousand, seventeen".