63655352453 has 24 divisors (see below), whose sum is σ = 80322568704. Its totient is φ = 49378998240.

The previous prime is 63655352401. The next prime is 63655352479. The reversal of 63655352453 is 35425355636.

It is a happy number.

It is not a de Polignac number, because 63655352453 - 2¹² = 63655348357 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63655352398 and 63655352407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63655351453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20375 + ... + 357387.

It is an arithmetic number, because the mean of its divisors is an integer number (3346773696).

Almost surely, 2^63655352453 is an apocalyptic number.

It is an amenable number.

63655352453 is a deficient number, since it is larger than the sum of its proper divisors (16667216251).

63655352453 is a wasteful number, since it uses less digits than its factorization.

63655352453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337265 (or 337254 counting only the distinct ones).

The product of its digits is 4860000, while the sum is 47.

The spelling of 63655352453 in words is "sixty-three billion, six hundred fifty-five million, three hundred fifty-two thousand, four hundred fifty-three".