55613550223 has 8 divisors (see below), whose sum is σ = 69336374400. Its totient is φ = 43335233880.

The previous prime is 55613550203. The next prime is 55613550229. The reversal of 55613550223 is 32205531655.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55613550223 - 2⁵ = 55613550191 is a prime.

It is a super-2 number, since 2×55613550223² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55613550229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361126873 + ... + 361127026.

It is an arithmetic number, because the mean of its divisors is an integer number (8667046800).

Almost surely, 2^55613550223 is an apocalyptic number.

55613550223 is a deficient number, since it is larger than the sum of its proper divisors (13722824177).

55613550223 is a wasteful number, since it uses less digits than its factorization.

55613550223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722253917.

The product of its (nonzero) digits is 135000, while the sum is 37.

The spelling of 55613550223 in words is "fifty-five billion, six hundred thirteen million, five hundred fifty thousand, two hundred twenty-three".