55548120 has 32 divisors (see below), whose sum is σ = 166644720. Its totient is φ = 14812800.

The previous prime is 55548091. The next prime is 55548121. The reversal of 55548120 is 2184555.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55548121) 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, 231331 + ... + 231570.

Almost surely, 2^55548120 is an apocalyptic number.

It is an amenable number.

55548120 is an abundant number, since it is smaller than the sum of its proper divisors (111096600).

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

55548120 is a wasteful number, since it uses less digits than its factorization.

55548120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462915 (or 462911 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 30.

The square root of 55548120 is about 7453.0611160784. The cubic root of 55548120 is about 381.5543902522.

The spelling of 55548120 in words is "fifty-five million, five hundred forty-eight thousand, one hundred twenty".