5241401243421 has 16 divisors (see below), whose sum is σ = 7987062403584. Its totient is φ = 2995024448304.

The previous prime is 5241401243411. The next prime is 5241401243443. The reversal of 5241401243421 is 1243421041425.

It is not a de Polignac number, because 5241401243421 - 2⁵ = 5241401243389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5241401243411) 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, 1533435 + ... + 3582488.

It is an arithmetic number, because the mean of its divisors is an integer number (499191400224).

Almost surely, 2^{5241401243421} is an apocalyptic number.

It is an amenable number.

5241401243421 is a deficient number, since it is larger than the sum of its proper divisors (2745661160163).

5241401243421 is a wasteful number, since it uses less digits than its factorization.

5241401243421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5164720.

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 5241401243421 its reverse (1243421041425), we get a palindrome (6484822284846).

The spelling of 5241401243421 in words is "five trillion, two hundred forty-one billion, four hundred one million, two hundred forty-three thousand, four hundred twenty-one".