55530423112 has 16 divisors (see below), whose sum is σ = 109599519600. Its totient is φ = 26303884560.

The previous prime is 55530423103. The next prime is 55530423121. The reversal of 55530423112 is 21132403555.

It is an interprime number because it is at equal distance from previous prime (55530423103) and next prime (55530423121).

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 3 ways as a sum of consecutive naturals, for example, 182665714 + ... + 182666017.

It is an arithmetic number, because the mean of its divisors is an integer number (6849969975).

Almost surely, 2^55530423112 is an apocalyptic number.

It is an amenable number.

55530423112 is a deficient number, since it is larger than the sum of its proper divisors (54069096488).

55530423112 is a wasteful number, since it uses less digits than its factorization.

55530423112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365331756 (or 365331752 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 55530423112 its reverse (21132403555), we get a palindrome (76662826667).

The spelling of 55530423112 in words is "fifty-five billion, five hundred thirty million, four hundred twenty-three thousand, one hundred twelve".