5021340240421 has 8 divisors (see below), whose sum is σ = 5143846413888. Its totient is φ = 4898835708000.

The previous prime is 5021340240379. The next prime is 5021340240479. The reversal of 5021340240421 is 1240420431205.

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 5021340240421 - 2²³ = 5021331851813 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5021340240421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5021340240221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7730856 + ... + 8355166.

It is an arithmetic number, because the mean of its divisors is an integer number (642980801736).

Almost surely, 2^{5021340240421} is an apocalyptic number.

It is an amenable number.

5021340240421 is a deficient number, since it is larger than the sum of its proper divisors (122506173467).

5021340240421 is a wasteful number, since it uses less digits than its factorization.

5021340240421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820523.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 5021340240421 its reverse (1240420431205), we get a palindrome (6261760671626).

The spelling of 5021340240421 in words is "five trillion, twenty-one billion, three hundred forty million, two hundred forty thousand, four hundred twenty-one".