506258427655 has 8 divisors (see below), whose sum is σ = 633923596512. Its totient is φ = 387397753248.

The previous prime is 506258427617. The next prime is 506258427667. The reversal of 506258427655 is 556724852605.

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

It is a de Polignac number, because none of the positive numbers 2^k-506258427655 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 506258427596 and 506258427605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2201123484 + ... + 2201123713.

It is an arithmetic number, because the mean of its divisors is an integer number (79240449564).

Almost surely, 2^506258427655 is an apocalyptic number.

506258427655 is a deficient number, since it is larger than the sum of its proper divisors (127665168857).

506258427655 is a wasteful number, since it uses less digits than its factorization.

506258427655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4402247225.

The product of its (nonzero) digits is 20160000, while the sum is 55.

The spelling of 506258427655 in words is "five hundred six billion, two hundred fifty-eight million, four hundred twenty-seven thousand, six hundred fifty-five".