505146211211 has 8 divisors (see below), whose sum is σ = 518988189264. Its totient is φ = 491314200480.

The previous prime is 505146211147. The next prime is 505146211253. The reversal of 505146211211 is 112112641505.

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 505146211211 - 2⁶ = 505146211147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505146211711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2389025 + ... + 2591858.

It is an arithmetic number, because the mean of its divisors is an integer number (64873523658).

Almost surely, 2^505146211211 is an apocalyptic number.

505146211211 is a deficient number, since it is larger than the sum of its proper divisors (13841978053).

505146211211 is a wasteful number, since it uses less digits than its factorization.

505146211211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4983661.

The product of its (nonzero) digits is 2400, while the sum is 29.

Adding to 505146211211 its reverse (112112641505), we get a palindrome (617258852716).

The spelling of 505146211211 in words is "five hundred five billion, one hundred forty-six million, two hundred eleven thousand, two hundred eleven".