554911056 has 240 divisors, whose sum is σ = 1884879360. Its totient is φ = 149022720.

The previous prime is 554911039. The next prime is 554911057. The reversal of 554911056 is 650119455.

554911056 is a `hidden beast` number, since 5 + 549 + 1 + 105 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 554911056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554911057) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1198281 + ... + 1198743.

It is an arithmetic number, because the mean of its divisors is an integer number (7853664).

Almost surely, 2^554911056 is an apocalyptic number.

554911056 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 554911056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (942439680).

554911056 is an abundant number, since it is smaller than the sum of its proper divisors (1329968304).

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

554911056 is a wasteful number, since it uses less digits than its factorization.

554911056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554 (or 545 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The square root of 554911056 is about 23556.5501718736. The cubic root of 554911056 is about 821.7526739173.

The spelling of 554911056 in words is "five hundred fifty-four million, nine hundred eleven thousand, fifty-six".