763697465857 has 2 divisors, whose sum is σ = 763697465858. Its totient is φ = 763697465856.

The previous prime is 763697465849. The next prime is 763697465879. The reversal of 763697465857 is 758564796367.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 430409475136 + 333287990721 = 656056^2 + 577311^2 .

It is a cyclic number.

It is not a de Polignac number, because 763697465857 - 2³ = 763697465849 is a prime.

It is a super-3 number, since 3×763697465857³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 763697465857.

It is not a weakly prime, because it can be changed into another prime (763697465837) 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, 381848732928 + 381848732929.

It is an arithmetic number, because the mean of its divisors is an integer number (381848732929).

Almost surely, 2^763697465857 is an apocalyptic number.

It is an amenable number.

763697465857 is a deficient number, since it is larger than the sum of its proper divisors (1).

763697465857 is an equidigital number, since it uses as much as digits as its factorization.

763697465857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1600300800, while the sum is 73.

The spelling of 763697465857 in words is "seven hundred sixty-three billion, six hundred ninety-seven million, four hundred sixty-five thousand, eight hundred fifty-seven".