538517332702051 has 2 divisors, whose sum is σ = 538517332702052. Its totient is φ = 538517332702050.

The previous prime is 538517332702049. The next prime is 538517332702123. The reversal of 538517332702051 is 150207233715835.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 538517332702051 - 2¹ = 538517332702049 is a prime.

Together with 538517332702049, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 538517332702051.

It is not a weakly prime, because it can be changed into another prime (538517330702051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269258666351025 + 269258666351026.

It is an arithmetic number, because the mean of its divisors is an integer number (269258666351026).

Almost surely, 2^{538517332702051} is an apocalyptic number.

538517332702051 is a deficient number, since it is larger than the sum of its proper divisors (1).

538517332702051 is an equidigital number, since it uses as much as digits as its factorization.

538517332702051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292000, while the sum is 52.

The spelling of 538517332702051 in words is "five hundred thirty-eight trillion, five hundred seventeen billion, three hundred thirty-two million, seven hundred two thousand, fifty-one".