501200240411 has 32 divisors (see below), whose sum is σ = 583088647680. Its totient is φ = 426653968896.

The previous prime is 501200240407. The next prime is 501200240413. The reversal of 501200240411 is 114042002105.

It is a happy number.

It is not a de Polignac number, because 501200240411 - 2² = 501200240407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (501200240413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3940370 + ... + 4065576.

It is an arithmetic number, because the mean of its divisors is an integer number (18221520240).

Almost surely, 2^501200240411 is an apocalyptic number.

501200240411 is a deficient number, since it is larger than the sum of its proper divisors (81888407269).

501200240411 is a wasteful number, since it uses less digits than its factorization.

501200240411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125603.

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 501200240411 its reverse (114042002105), we get a palindrome (615242242516).

The spelling of 501200240411 in words is "five hundred one billion, two hundred million, two hundred forty thousand, four hundred eleven".