863245465757 has 2 divisors, whose sum is σ = 863245465758. Its totient is φ = 863245465756.

The previous prime is 863245465729. The next prime is 863245465787. The reversal of 863245465757 is 757564542368.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 444880996036 + 418364469721 = 666994^2 + 646811^2 .

It is a cyclic number.

It is not a de Polignac number, because 863245465757 - 2⁸ = 863245465501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 863245465757.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (863245465787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 431622732878 + 431622732879.

It is an arithmetic number, because the mean of its divisors is an integer number (431622732879).

Almost surely, 2^863245465757 is an apocalyptic number.

It is an amenable number.

863245465757 is a deficient number, since it is larger than the sum of its proper divisors (1).

863245465757 is an equidigital number, since it uses as much as digits as its factorization.

863245465757 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344000, while the sum is 62.

The spelling of 863245465757 in words is "eight hundred sixty-three billion, two hundred forty-five million, four hundred sixty-five thousand, seven hundred fifty-seven".