164434204600531 has 2 divisors, whose sum is σ = 164434204600532. Its totient is φ = 164434204600530.

The previous prime is 164434204600517. The next prime is 164434204600597. The reversal of 164434204600531 is 135006402434461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164434204600531 - 2⁵ = 164434204600499 is a prime.

It is a super-3 number, since 3×164434204600531³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (164434204600331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82217102300265 + 82217102300266.

It is an arithmetic number, because the mean of its divisors is an integer number (82217102300266).

Almost surely, 2^{164434204600531} is an apocalyptic number.

164434204600531 is a deficient number, since it is larger than the sum of its proper divisors (1).

164434204600531 is an equidigital number, since it uses as much as digits as its factorization.

164434204600531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 829440, while the sum is 43.

The spelling of 164434204600531 in words is "one hundred sixty-four trillion, four hundred thirty-four billion, two hundred four million, six hundred thousand, five hundred thirty-one".