55485058455 has 16 divisors (see below), whose sum is σ = 98640104160. Its totient is φ = 29592031104.

The previous prime is 55485058429. The next prime is 55485058459.

It is a happy number.

55485058455 is a `hidden beast` number, since 5 + 5 + 4 + 8 + 5 + 0 + 584 + 55 = 666.

55485058455 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55485058455 - 2¹⁹ = 55484534167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55485058459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205500082 + ... + 205500351.

It is an arithmetic number, because the mean of its divisors is an integer number (6165006510).

Almost surely, 2^55485058455 is an apocalyptic number.

55485058455 is a deficient number, since it is larger than the sum of its proper divisors (43155045705).

55485058455 is a wasteful number, since it uses less digits than its factorization.

55485058455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411000447 (or 411000441 counting only the distinct ones).

The product of its (nonzero) digits is 16000000, while the sum is 54.

The spelling of 55485058455 in words is "fifty-five billion, four hundred eighty-five million, fifty-eight thousand, four hundred fifty-five".