505250275505 has 8 divisors (see below), whose sum is σ = 606317261352. Its totient is φ = 404188933248.

The previous prime is 505250275493. The next prime is 505250275513. The reversal of 505250275505 is 505572052505.

It can be written as a sum of positive squares in 4 ways, for example, as 192581423281 + 312668852224 = 438841^2 + 559168^2 .

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 505250275505 - 2³⁸ = 230372368561 is a prime.

It is a Duffinian 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, 1211372 + ... + 1574141.

It is an arithmetic number, because the mean of its divisors is an integer number (75789657669).

Almost surely, 2^505250275505 is an apocalyptic number.

It is an amenable number.

505250275505 is a deficient number, since it is larger than the sum of its proper divisors (101066985847).

505250275505 is a wasteful number, since it uses less digits than its factorization.

505250275505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2821795.

The product of its (nonzero) digits is 437500, while the sum is 41.

The spelling of 505250275505 in words is "five hundred five billion, two hundred fifty million, two hundred seventy-five thousand, five hundred five".