551670055 has 8 divisors (see below), whose sum is σ = 662130144. Its totient is φ = 441252000.

The previous prime is 551670023. The next prime is 551670059. The reversal of 551670055 is 550076155.

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

It is not a de Polignac number, because 551670055 - 2⁵ = 551670023 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 551670055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551670059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46150 + ... + 56860.

It is an arithmetic number, because the mean of its divisors is an integer number (82766268).

Almost surely, 2^551670055 is an apocalyptic number.

551670055 is a deficient number, since it is larger than the sum of its proper divisors (110460089).

551670055 is a wasteful number, since it uses less digits than its factorization.

551670055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21017.

The product of its (nonzero) digits is 26250, while the sum is 34.

The square root of 551670055 is about 23487.6575034634. The cubic root of 551670055 is about 820.1497124027.

The spelling of 551670055 in words is "five hundred fifty-one million, six hundred seventy thousand, fifty-five".