2252541425521 has 2 divisors, whose sum is σ = 2252541425522. Its totient is φ = 2252541425520.

The previous prime is 2252541425513. The next prime is 2252541425557. The reversal of 2252541425521 is 1255241452522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1978003152225 + 274538273296 = 1406415^2 + 523964^2 .

It is a cyclic number.

It is not a de Polignac number, because 2252541425521 - 2³ = 2252541425513 is a prime.

It is not a weakly prime, because it can be changed into another prime (2252541425591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1126270712760 + 1126270712761.

It is an arithmetic number, because the mean of its divisors is an integer number (1126270712761).

Almost surely, 2^{2252541425521} is an apocalyptic number.

It is an amenable number.

2252541425521 is a deficient number, since it is larger than the sum of its proper divisors (1).

2252541425521 is an equidigital number, since it uses as much as digits as its factorization.

2252541425521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 320000, while the sum is 40.

The spelling of 2252541425521 in words is "two trillion, two hundred fifty-two billion, five hundred forty-one million, four hundred twenty-five thousand, five hundred twenty-one".