77233116542663 has 2 divisors, whose sum is σ = 77233116542664. Its totient is φ = 77233116542662.

The previous prime is 77233116542633. The next prime is 77233116542671. The reversal of 77233116542663 is 36624561133277.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-77233116542663 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 77233116542599 and 77233116542608.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77233116542633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38616558271331 + 38616558271332.

It is an arithmetic number, because the mean of its divisors is an integer number (38616558271332).

Almost surely, 2^{77233116542663} is an apocalyptic number.

77233116542663 is a deficient number, since it is larger than the sum of its proper divisors (1).

77233116542663 is an equidigital number, since it uses as much as digits as its factorization.

77233116542663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22861440, while the sum is 56.

The spelling of 77233116542663 in words is "seventy-seven trillion, two hundred thirty-three billion, one hundred sixteen million, five hundred forty-two thousand, six hundred sixty-three".