6463553133 has 32 divisors (see below), whose sum is σ = 9132963840. Its totient is φ = 4054769280.

The previous prime is 6463553123. The next prime is 6463553141. The reversal of 6463553133 is 3313553646.

It is not a de Polignac number, because 6463553133 - 2⁵ = 6463553101 is a prime.

It is a super-4 number, since 4×6463553133⁴ (a number of 40 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 6463553091 and 6463553100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6463553123) 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 31 ways as a sum of consecutive naturals, for example, 7541641 + ... + 7542497.

It is an arithmetic number, because the mean of its divisors is an integer number (285405120).

Almost surely, 2^6463553133 is an apocalyptic number.

It is an amenable number.

6463553133 is a deficient number, since it is larger than the sum of its proper divisors (2669410707).

6463553133 is a wasteful number, since it uses less digits than its factorization.

6463553133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1617.

The product of its digits is 291600, while the sum is 39.

The square root of 6463553133 is about 80396.2258629098. The cubic root of 6463553133 is about 1862.7608758974.

The spelling of 6463553133 in words is "six billion, four hundred sixty-three million, five hundred fifty-three thousand, one hundred thirty-three".