766503416543 has 2 divisors, whose sum is σ = 766503416544. Its totient is φ = 766503416542.

The previous prime is 766503416423. The next prime is 766503416597. The reversal of 766503416543 is 345614305667.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 766503416543 - 2²² = 766499222239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 766503416491 and 766503416500.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (766503316543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383251708271 + 383251708272.

It is an arithmetic number, because the mean of its divisors is an integer number (383251708272).

Almost surely, 2^766503416543 is an apocalyptic number.

766503416543 is a deficient number, since it is larger than the sum of its proper divisors (1).

766503416543 is an equidigital number, since it uses as much as digits as its factorization.

766503416543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5443200, while the sum is 50.

The spelling of 766503416543 in words is "seven hundred sixty-six billion, five hundred three million, four hundred sixteen thousand, five hundred forty-three".