164351060430503 has 2 divisors, whose sum is σ = 164351060430504. Its totient is φ = 164351060430502.

The previous prime is 164351060430499. The next prime is 164351060430511. The reversal of 164351060430503 is 305034060153461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164351060430503 - 2² = 164351060430499 is a prime.

It is a super-2 number, since 2×164351060430503² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164351060430203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82175530215251 + 82175530215252.

It is an arithmetic number, because the mean of its divisors is an integer number (82175530215252).

Almost surely, 2^{164351060430503} is an apocalyptic number.

164351060430503 is a deficient number, since it is larger than the sum of its proper divisors (1).

164351060430503 is an equidigital number, since it uses as much as digits as its factorization.

164351060430503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 388800, while the sum is 41.

The spelling of 164351060430503 in words is "one hundred sixty-four trillion, three hundred fifty-one billion, sixty million, four hundred thirty thousand, five hundred three".