250422340891 has 2 divisors, whose sum is σ = 250422340892. Its totient is φ = 250422340890.

The previous prime is 250422340841. The next prime is 250422340907. The reversal of 250422340891 is 198043224052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 250422340891 - 2⁹ = 250422340379 is a prime.

It is a super-2 number, since 2×250422340891² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (250422340841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125211170445 + 125211170446.

It is an arithmetic number, because the mean of its divisors is an integer number (125211170446).

Almost surely, 2^250422340891 is an apocalyptic number.

250422340891 is a deficient number, since it is larger than the sum of its proper divisors (1).

250422340891 is an equidigital number, since it uses as much as digits as its factorization.

250422340891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 250422340891 in words is "two hundred fifty billion, four hundred twenty-two million, three hundred forty thousand, eight hundred ninety-one".