500342244321 has 16 divisors (see below), whose sum is σ = 682755180800. Its totient is φ = 325748077200.

The previous prime is 500342244317. The next prime is 500342244343. The reversal of 500342244321 is 123442243005.

It is not a de Polignac number, because 500342244321 - 2² = 500342244317 is a prime.

It is a super-2 number, since 2×500342244321² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (500342244301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 423330 + ... + 1086228.

It is an arithmetic number, because the mean of its divisors is an integer number (42672198800).

Almost surely, 2^500342244321 is an apocalyptic number.

It is an amenable number.

500342244321 is a deficient number, since it is larger than the sum of its proper divisors (182412936479).

500342244321 is a wasteful number, since it uses less digits than its factorization.

500342244321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668796.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 500342244321 its reverse (123442243005), we get a palindrome (623784487326).

The spelling of 500342244321 in words is "five hundred billion, three hundred forty-two million, two hundred forty-four thousand, three hundred twenty-one".