766948499 has 2 divisors, whose sum is σ = 766948500. Its totient is φ = 766948498.

The previous prime is 766948487. The next prime is 766948517. The reversal of 766948499 is 994849667.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-766948499 is a prime.

It is not a weakly prime, because it can be changed into another prime (766948199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383474249 + 383474250.

It is an arithmetic number, because the mean of its divisors is an integer number (383474250).

Almost surely, 2^766948499 is an apocalyptic number.

766948499 is a deficient number, since it is larger than the sum of its proper divisors (1).

766948499 is an equidigital number, since it uses as much as digits as its factorization.

766948499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23514624, while the sum is 62.

The square root of 766948499 is about 27693.8350359787. The cubic root of 766948499 is about 915.3532628205.

The spelling of 766948499 in words is "seven hundred sixty-six million, nine hundred forty-eight thousand, four hundred ninety-nine".