54565456 has 80 divisors (see below), whose sum is σ = 121563648. Its totient is φ = 23500800.

The previous prime is 54565429. The next prime is 54565463. The reversal of 54565456 is 65456545.

54565456 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 398220 + ... + 398356.

Almost surely, 2^54565456 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 54565456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60781824).

54565456 is an abundant number, since it is smaller than the sum of its proper divisors (66998192).

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

54565456 is a wasteful number, since it uses less digits than its factorization.

54565456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260 (or 254 counting only the distinct ones).

The product of its digits is 360000, while the sum is 40.

The square root of 54565456 is about 7386.8434395214. The cubic root of 54565456 is about 379.2910512067.

The spelling of 54565456 in words is "fifty-four million, five hundred sixty-five thousand, four hundred fifty-six".