20350350524501 has 2 divisors, whose sum is σ = 20350350524502. Its totient is φ = 20350350524500.

The previous prime is 20350350524479. The next prime is 20350350524509. The reversal of 20350350524501 is 10542505305302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19908783629476 + 441566895025 = 4461926^2 + 664505^2 .

It is a cyclic number.

It is not a de Polignac number, because 20350350524501 - 2⁴² = 15952304013397 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20350350524509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10175175262250 + 10175175262251.

It is an arithmetic number, because the mean of its divisors is an integer number (10175175262251).

Almost surely, 2^{20350350524501} is an apocalyptic number.

It is an amenable number.

20350350524501 is a deficient number, since it is larger than the sum of its proper divisors (1).

20350350524501 is an equidigital number, since it uses as much as digits as its factorization.

20350350524501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90000, while the sum is 35.

Adding to 20350350524501 its reverse (10542505305302), we get a palindrome (30892855829803).

The spelling of 20350350524501 in words is "twenty trillion, three hundred fifty billion, three hundred fifty million, five hundred twenty-four thousand, five hundred one".