250550055487 has 2 divisors, whose sum is σ = 250550055488. Its totient is φ = 250550055486.

The previous prime is 250550055463. The next prime is 250550055563. The reversal of 250550055487 is 784550055052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 250550055487 - 2³¹ = 248402571839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (250550055187) 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, 125275027743 + 125275027744.

It is an arithmetic number, because the mean of its divisors is an integer number (125275027744).

Almost surely, 2^250550055487 is an apocalyptic number.

250550055487 is a deficient number, since it is larger than the sum of its proper divisors (1).

250550055487 is an equidigital number, since it uses as much as digits as its factorization.

250550055487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1400000, while the sum is 46.

The spelling of 250550055487 in words is "two hundred fifty billion, five hundred fifty million, fifty-five thousand, four hundred eighty-seven".