5294237494421 has 4 divisors (see below), whose sum is σ = 5294257441644. Its totient is φ = 5294217547200.

The previous prime is 5294237494397. The next prime is 5294237494433. The reversal of 5294237494421 is 1244947324925.

5294237494421 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2149041653521 + 3145195840900 = 1465961^2 + 1773470^2 .

It is a cyclic number.

It is not a de Polignac number, because 5294237494421 - 2¹⁰ = 5294237493397 is a prime.

It is a super-2 number, since 2×5294237494421² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5294237494121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9570050 + ... + 10108131.

It is an arithmetic number, because the mean of its divisors is an integer number (1323564360411).

Almost surely, 2^{5294237494421} is an apocalyptic number.

It is an amenable number.

5294237494421 is a deficient number, since it is larger than the sum of its proper divisors (19947223).

5294237494421 is a wasteful number, since it uses less digits than its factorization.

5294237494421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19947222.

The product of its digits is 17418240, while the sum is 56.

The spelling of 5294237494421 in words is "five trillion, two hundred ninety-four billion, two hundred thirty-seven million, four hundred ninety-four thousand, four hundred twenty-one".