164351060430457 has 2 divisors, whose sum is σ = 164351060430458. Its totient is φ = 164351060430456.

The previous prime is 164351060430437. The next prime is 164351060430467. The reversal of 164351060430457 is 754034060153461.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 160596286130281 + 3754774300176 = 12672659^2 + 1937724^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164351060430457 is a prime.

It is a super-2 number, since 2×164351060430457² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 164351060430457.

It is not a weakly prime, because it can be changed into another prime (164351060430437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82175530215228 + 82175530215229.

It is an arithmetic number, because the mean of its divisors is an integer number (82175530215229).

Almost surely, 2^{164351060430457} is an apocalyptic number.

It is an amenable number.

164351060430457 is a deficient number, since it is larger than the sum of its proper divisors (1).

164351060430457 is an equidigital number, since it uses as much as digits as its factorization.

164351060430457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3628800, while the sum is 49.

The spelling of 164351060430457 in words is "one hundred sixty-four trillion, three hundred fifty-one billion, sixty million, four hundred thirty thousand, four hundred fifty-seven".