164526324401 has 2 divisors, whose sum is σ = 164526324402. Its totient is φ = 164526324400.

The previous prime is 164526324349. The next prime is 164526324449. The reversal of 164526324401 is 104423625461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107977960000 + 56548364401 = 328600^2 + 237799^2 .

It is a cyclic number.

It is not a de Polignac number, because 164526324401 - 2¹⁴ = 164526308017 is a prime.

It is a super-2 number, since 2×164526324401² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (164526324451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82263162200 + 82263162201.

It is an arithmetic number, because the mean of its divisors is an integer number (82263162201).

Almost surely, 2^164526324401 is an apocalyptic number.

It is an amenable number.

164526324401 is a deficient number, since it is larger than the sum of its proper divisors (1).

164526324401 is an equidigital number, since it uses as much as digits as its factorization.

164526324401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 164526324401 its reverse (104423625461), we get a palindrome (268949949862).

The spelling of 164526324401 in words is "one hundred sixty-four billion, five hundred twenty-six million, three hundred twenty-four thousand, four hundred one".