250541131500533 has 2 divisors, whose sum is σ = 250541131500534. Its totient is φ = 250541131500532.

The previous prime is 250541131500529. The next prime is 250541131500557. The reversal of 250541131500533 is 335005131145052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 236675055757009 + 13866075743524 = 15384247^2 + 3723718^2 .

It is a cyclic number.

It is not a de Polignac number, because 250541131500533 - 2² = 250541131500529 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (250541131500563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125270565750266 + 125270565750267.

It is an arithmetic number, because the mean of its divisors is an integer number (125270565750267).

Almost surely, 2^{250541131500533} is an apocalyptic number.

It is an amenable number.

250541131500533 is a deficient number, since it is larger than the sum of its proper divisors (1).

250541131500533 is an equidigital number, since it uses as much as digits as its factorization.

250541131500533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 135000, while the sum is 38.

Adding to 250541131500533 its reverse (335005131145052), we get a palindrome (585546262645585).

The spelling of 250541131500533 in words is "two hundred fifty trillion, five hundred forty-one billion, one hundred thirty-one million, five hundred thousand, five hundred thirty-three".