55523236230 has 144 divisors (see below), whose sum is σ = 183195936144. Its totient is φ = 11537285760.

The previous prime is 55523236177. The next prime is 55523236303. The reversal of 55523236230 is 3263232555.

55523236230 is a `hidden beast` number, since 5 + 5 + 5 + 2 + 3 + 23 + 623 + 0 = 666.

It is a super-2 number, since 2×55523236230² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 523777 + ... + 620796.

It is an arithmetic number, because the mean of its divisors is an integer number (1272194001).

Almost surely, 2^55523236230 is an apocalyptic number.

55523236230 is an abundant number, since it is smaller than the sum of its proper divisors (127672699914).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55523236230 is a wasteful number, since it uses less digits than its factorization.

55523236230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144611 (or 1144601 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

Adding to 55523236230 its reverse (3263232555), we get a palindrome (58786468785).

The spelling of 55523236230 in words is "fifty-five billion, five hundred twenty-three million, two hundred thirty-six thousand, two hundred thirty".