55555148 has 12 divisors (see below), whose sum is σ = 106059912. Its totient is φ = 25252320.

The previous prime is 55555147. The next prime is 55555163. The reversal of 55555148 is 84155555.

It is not an unprimeable number, because it can be changed into a prime (55555141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 631265 + ... + 631352.

It is an arithmetic number, because the mean of its divisors is an integer number (8838326).

Almost surely, 2^55555148 is an apocalyptic number.

It is an amenable number.

55555148 is a deficient number, since it is larger than the sum of its proper divisors (50504764).

55555148 is a wasteful number, since it uses less digits than its factorization.

55555148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262632 (or 1262630 counting only the distinct ones).

The product of its digits is 100000, while the sum is 38.

The square root of 55555148 is about 7453.5325852914. The cubic root of 55555148 is about 381.5704811129.

The spelling of 55555148 in words is "fifty-five million, five hundred fifty-five thousand, one hundred forty-eight".