164081050571 has 2 divisors, whose sum is σ = 164081050572. Its totient is φ = 164081050570.

The previous prime is 164081050499. The next prime is 164081050591. The reversal of 164081050571 is 175050180461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 164081050571 - 2²² = 164076856267 is a prime.

It is not a weakly prime, because it can be changed into another prime (164081050591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82040525285 + 82040525286.

It is an arithmetic number, because the mean of its divisors is an integer number (82040525286).

Almost surely, 2^164081050571 is an apocalyptic number.

164081050571 is a deficient number, since it is larger than the sum of its proper divisors (1).

164081050571 is an equidigital number, since it uses as much as digits as its factorization.

164081050571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33600, while the sum is 38.

The spelling of 164081050571 in words is "one hundred sixty-four billion, eighty-one million, fifty thousand, five hundred seventy-one".