763651560649 has 2 divisors, whose sum is σ = 763651560650. Its totient is φ = 763651560648.

The previous prime is 763651560647. The next prime is 763651560713. The reversal of 763651560649 is 946065156367.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 593138724025 + 170512836624 = 770155^2 + 412932^2 .

It is a cyclic number.

It is not a de Polignac number, because 763651560649 - 2¹ = 763651560647 is a prime.

Together with 763651560647, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 763651560593 and 763651560602.

It is not a weakly prime, because it can be changed into another prime (763651560647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 381825780324 + 381825780325.

It is an arithmetic number, because the mean of its divisors is an integer number (381825780325).

Almost surely, 2^763651560649 is an apocalyptic number.

It is an amenable number.

763651560649 is a deficient number, since it is larger than the sum of its proper divisors (1).

763651560649 is an equidigital number, since it uses as much as digits as its factorization.

763651560649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24494400, while the sum is 58.

The spelling of 763651560649 in words is "seven hundred sixty-three billion, six hundred fifty-one million, five hundred sixty thousand, six hundred forty-nine".