558056144 has 80 divisors (see below), whose sum is σ = 1220546880. Its totient is φ = 245606400.

The previous prime is 558056143. The next prime is 558056159. The reversal of 558056144 is 441650855.

It is a happy number.

It is a super-2 number, since 2×558056144² = 622853319712297472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 558056098 and 558056107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (558056143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 428294 + ... + 429594.

It is an arithmetic number, because the mean of its divisors is an integer number (15256836).

Almost surely, 2^558056144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 558056144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (610273440).

558056144 is an abundant number, since it is smaller than the sum of its proper divisors (662490736).

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

558056144 is a wasteful number, since it uses less digits than its factorization.

558056144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1428 (or 1422 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 38.

The square root of 558056144 is about 23623.2119746659. The cubic root of 558056144 is about 823.3022418101.

The spelling of 558056144 in words is "five hundred fifty-eight million, fifty-six thousand, one hundred forty-four".