506431055 has 8 divisors (see below), whose sum is σ = 654464832. Its totient is φ = 373979808.

The previous prime is 506431039. The next prime is 506431087. The reversal of 506431055 is 550134605.

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 506431055 - 2⁴ = 506431039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3895559 + ... + 3895688.

It is an arithmetic number, because the mean of its divisors is an integer number (81808104).

Almost surely, 2^506431055 is an apocalyptic number.

506431055 is a deficient number, since it is larger than the sum of its proper divisors (148033777).

506431055 is a wasteful number, since it uses less digits than its factorization.

506431055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7791265.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 506431055 is about 22504.0230847731. The cubic root of 506431055 is about 797.0889277340.

The spelling of 506431055 in words is "five hundred six million, four hundred thirty-one thousand, fifty-five".