240250255591 has 2 divisors, whose sum is σ = 240250255592. Its totient is φ = 240250255590.

The previous prime is 240250255579. The next prime is 240250255613. The reversal of 240250255591 is 195552052042.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 240250255591 - 2²¹ = 240248158439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240250255391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120125127795 + 120125127796.

It is an arithmetic number, because the mean of its divisors is an integer number (120125127796).

Almost surely, 2^240250255591 is an apocalyptic number.

240250255591 is a deficient number, since it is larger than the sum of its proper divisors (1).

240250255591 is an equidigital number, since it uses as much as digits as its factorization.

240250255591 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180000, while the sum is 40.

The spelling of 240250255591 in words is "two hundred forty billion, two hundred fifty million, two hundred fifty-five thousand, five hundred ninety-one".