250021430047 has 2 divisors, whose sum is σ = 250021430048. Its totient is φ = 250021430046.

The previous prime is 250021430041. The next prime is 250021430119. The reversal of 250021430047 is 740034120052.

250021430047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 250021430047 - 2¹⁹ = 250020905759 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 250021429997 and 250021430024.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (250021430041) 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, 125010715023 + 125010715024.

It is an arithmetic number, because the mean of its divisors is an integer number (125010715024).

Almost surely, 2^250021430047 is an apocalyptic number.

250021430047 is a deficient number, since it is larger than the sum of its proper divisors (1).

250021430047 is an equidigital number, since it uses as much as digits as its factorization.

250021430047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 28.

Adding to 250021430047 its reverse (740034120052), we get a palindrome (990055550099).

The spelling of 250021430047 in words is "two hundred fifty billion, twenty-one million, four hundred thirty thousand, forty-seven".