505211214253 has 8 divisors (see below), whose sum is σ = 506783863872. Its totient is φ = 503639000256.

The previous prime is 505211214229. The next prime is 505211214293. The reversal of 505211214253 is 352412112505.

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 505211214253 - 2¹³ = 505211206061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505211214203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2296626 + ... + 2506972.

It is an arithmetic number, because the mean of its divisors is an integer number (63347982984).

Almost surely, 2^505211214253 is an apocalyptic number.

It is an amenable number.

505211214253 is a deficient number, since it is larger than the sum of its proper divisors (1572649619).

505211214253 is a wasteful number, since it uses less digits than its factorization.

505211214253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217811.

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 505211214253 its reverse (352412112505), we get a palindrome (857623326758).

The spelling of 505211214253 in words is "five hundred five billion, two hundred eleven million, two hundred fourteen thousand, two hundred fifty-three".