54543456 has 120 divisors (see below), whose sum is σ = 175085064. Its totient is φ = 16519680.

The previous prime is 54543451. The next prime is 54543473. The reversal of 54543456 is 65434545.

54543456 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

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

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

It is a self number, because there is not a number n which added to its sum of digits gives 54543456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54543451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 27556 + ... + 29468.

Almost surely, 2^54543456 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 54543456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87542532).

54543456 is an abundant number, since it is smaller than the sum of its proper divisors (120541608).

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

54543456 is a wasteful number, since it uses less digits than its factorization.

54543456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1946 (or 1929 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 54543456 is about 7385.3541553537. The cubic root of 54543456 is about 379.2400694719.

It can be divided in two parts, 545434 and 56, that added together give a triangular number (545490 = T₁₀₄₄).

The spelling of 54543456 in words is "fifty-four million, five hundred forty-three thousand, four hundred fifty-six".