2252240312989 has 2 divisors, whose sum is σ = 2252240312990. Its totient is φ = 2252240312988.

The previous prime is 2252240312983. The next prime is 2252240313053. The reversal of 2252240312989 is 9892130422522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1817867048089 + 434373264900 = 1348283^2 + 659070^2 .

It is a cyclic number.

It is not a de Polignac number, because 2252240312989 - 2⁵ = 2252240312957 is a prime.

It is a super-2 number, since 2×2252240312989² (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 (2252240312983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1126120156494 + 1126120156495.

It is an arithmetic number, because the mean of its divisors is an integer number (1126120156495).

Almost surely, 2^{2252240312989} is an apocalyptic number.

It is an amenable number.

2252240312989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2252240312989 is an equidigital number, since it uses as much as digits as its factorization.

2252240312989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1244160, while the sum is 49.

The spelling of 2252240312989 in words is "two trillion, two hundred fifty-two billion, two hundred forty million, three hundred twelve thousand, nine hundred eighty-nine".