505275005055 has 8 divisors (see below), whose sum is σ = 808440008112. Its totient is φ = 269480002688.

The previous prime is 505275005021. The next prime is 505275005071. The reversal of 505275005055 is 550500572505.

It is a happy number.

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 505275005055 - 2¹⁸ = 505274742911 is a prime.

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, 16842500154 + ... + 16842500183.

It is an arithmetic number, because the mean of its divisors is an integer number (101055001014).

Almost surely, 2^505275005055 is an apocalyptic number.

505275005055 is a deficient number, since it is larger than the sum of its proper divisors (303165003057).

505275005055 is a wasteful number, since it uses less digits than its factorization.

505275005055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33685000345.

The product of its (nonzero) digits is 218750, while the sum is 39.

The spelling of 505275005055 in words is "five hundred five billion, two hundred seventy-five million, five thousand, fifty-five".