20117553335483 has 2 divisors, whose sum is σ = 20117553335484. Its totient is φ = 20117553335482.

The previous prime is 20117553335449. The next prime is 20117553335507. The reversal of 20117553335483 is 38453335571102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20117553335483 - 2⁸ = 20117553335227 is a prime.

It is not a weakly prime, because it can be changed into another prime (20117553335443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10058776667741 + 10058776667742.

It is an arithmetic number, because the mean of its divisors is an integer number (10058776667742).

Almost surely, 2^{20117553335483} is an apocalyptic number.

20117553335483 is a deficient number, since it is larger than the sum of its proper divisors (1).

20117553335483 is an equidigital number, since it uses as much as digits as its factorization.

20117553335483 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536000, while the sum is 50.

The spelling of 20117553335483 in words is "twenty trillion, one hundred seventeen billion, five hundred fifty-three million, three hundred thirty-five thousand, four hundred eighty-three".