77463296663 has 4 divisors (see below), whose sum is σ = 77469974088. Its totient is φ = 77456619240.

The previous prime is 77463296641. The next prime is 77463296671. The reversal of 77463296663 is 36669236477.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36669236477 = 89 ⋅412013893.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-77463296663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77463292663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3321281 + ... + 3344522.

It is an arithmetic number, because the mean of its divisors is an integer number (19367493522).

Almost surely, 2^77463296663 is an apocalyptic number.

77463296663 is a deficient number, since it is larger than the sum of its proper divisors (6677425).

77463296663 is a wasteful number, since it uses less digits than its factorization.

77463296663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6677424.

The product of its digits is 41150592, while the sum is 59.

The spelling of 77463296663 in words is "seventy-seven billion, four hundred sixty-three million, two hundred ninety-six thousand, six hundred sixty-three".