6242655863 has 2 divisors, whose sum is σ = 6242655864. Its totient is φ = 6242655862.

The previous prime is 6242655857. The next prime is 6242655871. The reversal of 6242655863 is 3685562426.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6242655863 - 2¹⁶ = 6242590327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6242655563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3121327931 + 3121327932.

It is an arithmetic number, because the mean of its divisors is an integer number (3121327932).

Almost surely, 2^6242655863 is an apocalyptic number.

6242655863 is a deficient number, since it is larger than the sum of its proper divisors (1).

6242655863 is an equidigital number, since it uses as much as digits as its factorization.

6242655863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2073600, while the sum is 47.

The square root of 6242655863 is about 79010.4794505134. The cubic root of 6242655863 is about 1841.2939723478.

The spelling of 6242655863 in words is "six billion, two hundred forty-two million, six hundred fifty-five thousand, eight hundred sixty-three".