2532156990269 has 2 divisors, whose sum is σ = 2532156990270. Its totient is φ = 2532156990268.

The previous prime is 2532156990217. The next prime is 2532156990271. The reversal of 2532156990269 is 9620996512352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2218178316025 + 313978674244 = 1489355^2 + 560338^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2532156990269 is a prime.

It is a super-2 number, since 2×2532156990269² (a number of 26 digits) contains 22 as substring.

Together with 2532156990271, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2532156990289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1266078495134 + 1266078495135.

It is an arithmetic number, because the mean of its divisors is an integer number (1266078495135).

Almost surely, 2^{2532156990269} is an apocalyptic number.

It is an amenable number.

2532156990269 is a deficient number, since it is larger than the sum of its proper divisors (1).

2532156990269 is an equidigital number, since it uses as much as digits as its factorization.

2532156990269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15746400, while the sum is 59.

The spelling of 2532156990269 in words is "two trillion, five hundred thirty-two billion, one hundred fifty-six million, nine hundred ninety thousand, two hundred sixty-nine".