2532222727781 has 2 divisors, whose sum is σ = 2532222727782. Its totient is φ = 2532222727780.

The previous prime is 2532222727753. The next prime is 2532222727823. The reversal of 2532222727781 is 1877272222352.

2532222727781 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1710317299681 + 821905428100 = 1307791^2 + 906590^2 .

It is a cyclic number.

It is not a de Polignac number, because 2532222727781 - 2¹⁰ = 2532222726757 is a prime.

It is a super-2 number, since 2×2532222727781² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2532222727481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1266111363890 + 1266111363891.

It is an arithmetic number, because the mean of its divisors is an integer number (1266111363891).

Almost surely, 2^{2532222727781} is an apocalyptic number.

It is an amenable number.

2532222727781 is a deficient number, since it is larger than the sum of its proper divisors (1).

2532222727781 is an equidigital number, since it uses as much as digits as its factorization.

2532222727781 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2634240, while the sum is 50.

The spelling of 2532222727781 in words is "two trillion, five hundred thirty-two billion, two hundred twenty-two million, seven hundred twenty-seven thousand, seven hundred eighty-one".