55633434163 has 4 divisors (see below), whose sum is σ = 55636064568. Its totient is φ = 55630803760.

The previous prime is 55633434151. The next prime is 55633434169. The reversal of 55633434163 is 36143433655.

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

It is a cyclic number.

It is not a de Polignac number, because 55633434163 - 2¹⁷ = 55633303091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55633434169) 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, 1283218 + ... + 1325863.

It is an arithmetic number, because the mean of its divisors is an integer number (13909016142).

Almost surely, 2^55633434163 is an apocalyptic number.

55633434163 is a deficient number, since it is larger than the sum of its proper divisors (2630405).

55633434163 is a wasteful number, since it uses less digits than its factorization.

55633434163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2630404.

The product of its digits is 1166400, while the sum is 43.

The spelling of 55633434163 in words is "fifty-five billion, six hundred thirty-three million, four hundred thirty-four thousand, one hundred sixty-three".