55455441 has 8 divisors (see below), whose sum is σ = 75513984. Its totient is φ = 36183600.

The previous prime is 55455427. The next prime is 55455443. The reversal of 55455441 is 14455455.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55455441 - 2¹⁷ = 55324369 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (55455443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196510 + ... + 196791.

It is an arithmetic number, because the mean of its divisors is an integer number (9439248).

Almost surely, 2^55455441 is an apocalyptic number.

It is an amenable number.

55455441 is a deficient number, since it is larger than the sum of its proper divisors (20058543).

55455441 is a wasteful number, since it uses less digits than its factorization.

55455441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393351.

The product of its digits is 40000, while the sum is 33.

The square root of 55455441 is about 7446.8410081054. The cubic root of 55455441 is about 381.3420712506.

The spelling of 55455441 in words is "fifty-five million, four hundred fifty-five thousand, four hundred forty-one".