63553553353 has 4 divisors (see below), whose sum is σ = 63564983248. Its totient is φ = 63542123460.

The previous prime is 63553553317. The next prime is 63553553363. The reversal of 63553553353 is 35335535536.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63553553353 - 2¹⁷ = 63553422281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63553553303) 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 3 ways as a sum of consecutive naturals, for example, 5706603 + ... + 5717728.

It is an arithmetic number, because the mean of its divisors is an integer number (15891245812).

Almost surely, 2^63553553353 is an apocalyptic number.

It is an amenable number.

63553553353 is a deficient number, since it is larger than the sum of its proper divisors (11429895).

63553553353 is a wasteful number, since it uses less digits than its factorization.

63553553353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11429894.

The product of its digits is 4556250, while the sum is 46.

The spelling of 63553553353 in words is "sixty-three billion, five hundred fifty-three million, five hundred fifty-three thousand, three hundred fifty-three".