2252550203861 has 2 divisors, whose sum is σ = 2252550203862. Its totient is φ = 2252550203860.

The previous prime is 2252550203857. The next prime is 2252550203863. The reversal of 2252550203861 is 1683020552522.

2252550203861 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., 1819841470225 + 432708733636 = 1349015^2 + 657806^2 .

It is a cyclic number.

It is not a de Polignac number, because 2252550203861 - 2² = 2252550203857 is a prime.

Together with 2252550203863, 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 (2252550203863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1126275101930 + 1126275101931.

It is an arithmetic number, because the mean of its divisors is an integer number (1126275101931).

Almost surely, 2^{2252550203861} is an apocalyptic number.

It is an amenable number.

2252550203861 is a deficient number, since it is larger than the sum of its proper divisors (1).

2252550203861 is an equidigital number, since it uses as much as digits as its factorization.

2252550203861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288000, while the sum is 41.

The spelling of 2252550203861 in words is "two trillion, two hundred fifty-two billion, five hundred fifty million, two hundred three thousand, eight hundred sixty-one".