56554443 has 20 divisors (see below), whose sum is σ = 92164248. Its totient is φ = 34274880.

The previous prime is 56554439. The next prime is 56554451. The reversal of 56554443 is 34445565.

56554443 is a `hidden beast` number, since 565 + 54 + 4 + 43 = 666.

It is not a de Polignac number, because 56554443 - 2² = 56554439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56554398 and 56554407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56554423) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 30846 + ... + 32627.

Almost surely, 2^56554443 is an apocalyptic number.

56554443 is a deficient number, since it is larger than the sum of its proper divisors (35609805).

56554443 is a wasteful number, since it uses less digits than its factorization.

56554443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63496 (or 63487 counting only the distinct ones).

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

The square root of 56554443 is about 7520.2688116849. The cubic root of 56554443 is about 383.8447248187.

The spelling of 56554443 in words is "fifty-six million, five hundred fifty-four thousand, four hundred forty-three".