763466881 has 2 divisors, whose sum is σ = 763466882. Its totient is φ = 763466880.

The previous prime is 763466867. The next prime is 763466897. The reversal of 763466881 is 188664367.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 762256881 + 1210000 = 27609^2 + 1100^2 .

It is an emirp because it is prime and its reverse (188664367) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 763466881 - 2¹⁷ = 763335809 is a prime.

It is a super-3 number, since 3×763466881³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (763466801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 381733440 + 381733441.

It is an arithmetic number, because the mean of its divisors is an integer number (381733441).

Almost surely, 2^763466881 is an apocalyptic number.

It is an amenable number.

763466881 is a deficient number, since it is larger than the sum of its proper divisors (1).

763466881 is an equidigital number, since it uses as much as digits as its factorization.

763466881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1161216, while the sum is 49.

The square root of 763466881 is about 27630.9044549758. The cubic root of 763466881 is about 913.9660575508.

The spelling of 763466881 in words is "seven hundred sixty-three million, four hundred sixty-six thousand, eight hundred eighty-one".