63653366053 has 4 divisors (see below), whose sum is σ = 65848309740. Its totient is φ = 61458422368.

The previous prime is 63653366027. The next prime is 63653366057. The reversal of 63653366053 is 35066335636.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 50455492129 + 13197873924 = 224623^2 + 114882^2 .

It is a cyclic number.

It is not a de Polignac number, because 63653366053 - 2³³ = 55063431461 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63653365994 and 63653366012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63653366057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1097471800 + ... + 1097471857.

It is an arithmetic number, because the mean of its divisors is an integer number (16462077435).

Almost surely, 2^63653366053 is an apocalyptic number.

It is an amenable number.

63653366053 is a deficient number, since it is larger than the sum of its proper divisors (2194943687).

63653366053 is a wasteful number, since it uses less digits than its factorization.

63653366053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2194943686.

The product of its (nonzero) digits is 2624400, while the sum is 46.

The spelling of 63653366053 in words is "sixty-three billion, six hundred fifty-three million, three hundred sixty-six thousand, fifty-three".