63268953859 has 2 divisors, whose sum is σ = 63268953860. Its totient is φ = 63268953858.

The previous prime is 63268953821. The next prime is 63268953871. The reversal of 63268953859 is 95835986236.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63268953859 - 2¹³ = 63268945667 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63268953859.

It is not a weakly prime, because it can be changed into another prime (63268953809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31634476929 + 31634476930.

It is an arithmetic number, because the mean of its divisors is an integer number (31634476930).

Almost surely, 2^63268953859 is an apocalyptic number.

63268953859 is a deficient number, since it is larger than the sum of its proper divisors (1).

63268953859 is an equidigital number, since it uses as much as digits as its factorization.

63268953859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 83980800, while the sum is 64.

The spelling of 63268953859 in words is "sixty-three billion, two hundred sixty-eight million, nine hundred fifty-three thousand, eight hundred fifty-nine".