55455433455455 has 8 divisors (see below), whose sum is σ = 72596203796304. Its totient is φ = 40331224331200.

The previous prime is 55455433455437. The next prime is 55455433455469.

55455433455455 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 55455433455455 - 2¹⁶ = 55455433389919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504140304086 + ... + 504140304195.

It is an arithmetic number, because the mean of its divisors is an integer number (9074525474538).

Almost surely, 2^{55455433455455} is an apocalyptic number.

55455433455455 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55455433455455 is a deficient number, since it is larger than the sum of its proper divisors (17140770340849).

55455433455455 is a wasteful number, since it uses less digits than its factorization.

55455433455455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008280608297.

The product of its digits is 900000000, while the sum is 62.

The spelling of 55455433455455 in words is "fifty-five trillion, four hundred fifty-five billion, four hundred thirty-three million, four hundred fifty-five thousand, four hundred fifty-five".