766416499 has 2 divisors, whose sum is σ = 766416500. Its totient is φ = 766416498.

The previous prime is 766416493. The next prime is 766416523. The reversal of 766416499 is 994614667.

It is a weak prime.

It is an emirp because it is prime and its reverse (994614667) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 766416499 - 2⁵ = 766416467 is a prime.

It is not a weakly prime, because it can be changed into another prime (766416493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383208249 + 383208250.

It is an arithmetic number, because the mean of its divisors is an integer number (383208250).

Almost surely, 2^766416499 is an apocalyptic number.

766416499 is a deficient number, since it is larger than the sum of its proper divisors (1).

766416499 is an equidigital number, since it uses as much as digits as its factorization.

766416499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1959552, while the sum is 52.

The square root of 766416499 is about 27684.2283439506. The cubic root of 766416499 is about 915.1415664783.

The spelling of 766416499 in words is "seven hundred sixty-six million, four hundred sixteen thousand, four hundred ninety-nine".