52448884421 has 2 divisors, whose sum is σ = 52448884422. Its totient is φ = 52448884420.

The previous prime is 52448884379. The next prime is 52448884427. The reversal of 52448884421 is 12448884425.

52448884421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51952084900 + 496799521 = 227930^2 + 22289^2 .

It is a cyclic number.

It is not a de Polignac number, because 52448884421 - 2²⁶ = 52381775557 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52448884421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52448884427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26224442210 + 26224442211.

It is an arithmetic number, because the mean of its divisors is an integer number (26224442211).

Almost surely, 2^52448884421 is an apocalyptic number.

It is an amenable number.

52448884421 is a deficient number, since it is larger than the sum of its proper divisors (1).

52448884421 is an equidigital number, since it uses as much as digits as its factorization.

52448884421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2621440, while the sum is 50.

The spelling of 52448884421 in words is "fifty-two billion, four hundred forty-eight million, eight hundred eighty-four thousand, four hundred twenty-one".