63219883653 has 12 divisors (see below), whose sum is σ = 91629277740. Its totient is φ = 42002742336.

The previous prime is 63219883603. The next prime is 63219883691. The reversal of 63219883653 is 35638891236.

It is a happy number.

63219883653 is a `hidden beast` number, since 63 + 219 + 8 + 8 + 365 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 58625484129 + 4594399524 = 242127^2 + 67782^2 .

It is not a de Polignac number, because 63219883653 - 2⁹ = 63219883141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63219883653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63219883603) 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 in 11 ways as a sum of consecutive naturals, for example, 11984448 + ... + 11989721.

It is an arithmetic number, because the mean of its divisors is an integer number (7635773145).

Almost surely, 2^63219883653 is an apocalyptic number.

It is an amenable number.

63219883653 is a deficient number, since it is larger than the sum of its proper divisors (28409394087).

63219883653 is a wasteful number, since it uses less digits than its factorization.

63219883653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23974468 (or 23974465 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 54.

The spelling of 63219883653 in words is "sixty-three billion, two hundred nineteen million, eight hundred eighty-three thousand, six hundred fifty-three".