506161055 has 16 divisors (see below), whose sum is σ = 614615040. Its totient is φ = 400132128.

The previous prime is 506161037. The next prime is 506161057. The reversal of 506161055 is 550161605.

It is a cyclic number.

It is not a de Polignac number, because 506161055 - 2¹⁴ = 506144671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506161057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 351026 + ... + 352464.

It is an arithmetic number, because the mean of its divisors is an integer number (38413440).

Almost surely, 2^506161055 is an apocalyptic number.

506161055 is a deficient number, since it is larger than the sum of its proper divisors (108453985).

506161055 is a wasteful number, since it uses less digits than its factorization.

506161055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2230.

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 506161055 is about 22498.0233576197. The cubic root of 506161055 is about 796.9472485154.

The spelling of 506161055 in words is "five hundred six million, one hundred sixty-one thousand, fifty-five".