504401721241 has 16 divisors (see below), whose sum is σ = 563104998720. Its totient is φ = 447841840320.

The previous prime is 504401721227. The next prime is 504401721259. The reversal of 504401721241 is 142127104405.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 504401721241 - 2³¹ = 502254237593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (504401721281) 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, 5828395 + ... + 5914303.

It is an arithmetic number, because the mean of its divisors is an integer number (35194062420).

Almost surely, 2^504401721241 is an apocalyptic number.

It is an amenable number.

504401721241 is a deficient number, since it is larger than the sum of its proper divisors (58703277479).

504401721241 is a wasteful number, since it uses less digits than its factorization.

504401721241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98376.

The product of its (nonzero) digits is 8960, while the sum is 31.

Adding to 504401721241 its reverse (142127104405), we get a palindrome (646528825646).

The spelling of 504401721241 in words is "five hundred four billion, four hundred one million, seven hundred twenty-one thousand, two hundred forty-one".