551124055 has 4 divisors (see below), whose sum is σ = 661348872. Its totient is φ = 440899240.

The previous prime is 551124053. The next prime is 551124083. The reversal of 551124055 is 550421155.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 551124055 - 2¹ = 551124053 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 (551124053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55112401 + ... + 55112410.

It is an arithmetic number, because the mean of its divisors is an integer number (165337218).

Almost surely, 2^551124055 is an apocalyptic number.

551124055 is a deficient number, since it is larger than the sum of its proper divisors (110224817).

551124055 is a wasteful number, since it uses less digits than its factorization.

551124055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110224816.

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 551124055 is about 23476.0315002344. The cubic root of 551124055 is about 819.8790496800.

The spelling of 551124055 in words is "five hundred fifty-one million, one hundred twenty-four thousand, fifty-five".