632278255663 has 2 divisors, whose sum is σ = 632278255664. Its totient is φ = 632278255662.

The previous prime is 632278255627. The next prime is 632278255667. The reversal of 632278255663 is 366552872236.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 632278255663 - 2²⁹ = 631741384751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (632278255667) 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, 316139127831 + 316139127832.

It is an arithmetic number, because the mean of its divisors is an integer number (316139127832).

Almost surely, 2^632278255663 is an apocalyptic number.

632278255663 is a deficient number, since it is larger than the sum of its proper divisors (1).

632278255663 is an equidigital number, since it uses as much as digits as its factorization.

632278255663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21772800, while the sum is 55.

The spelling of 632278255663 in words is "six hundred thirty-two billion, two hundred seventy-eight million, two hundred fifty-five thousand, six hundred sixty-three".