551050055 has 8 divisors (see below), whose sum is σ = 661403232. Its totient is φ = 440744608.

The previous prime is 551050051. The next prime is 551050151. The reversal of 551050055 is 550050155.

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

It is a cyclic number.

It is not a de Polignac number, because 551050055 - 2² = 551050051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551050051) 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, 22517 + ... + 40113.

It is an arithmetic number, because the mean of its divisors is an integer number (82675404).

Almost surely, 2^551050055 is an apocalyptic number.

551050055 is a deficient number, since it is larger than the sum of its proper divisors (110353177).

551050055 is a wasteful number, since it uses less digits than its factorization.

551050055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23865.

The product of its (nonzero) digits is 3125, while the sum is 26.

The square root of 551050055 is about 23474.4553717440. The cubic root of 551050055 is about 819.8423527000.

The spelling of 551050055 in words is "five hundred fifty-one million, fifty thousand, fifty-five".