164046738271 has 6 divisors (see below), whose sum is σ = 177636409080. Its totient is φ = 151427758248.

The previous prime is 164046738259. The next prime is 164046738287. The reversal of 164046738271 is 172837640461.

It is not a de Polignac number, because 164046738271 - 2³¹ = 161899254623 is a prime.

It is a super-2 number, since 2×164046738271² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164046738071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 485345211 + ... + 485345548.

It is an arithmetic number, because the mean of its divisors is an integer number (29606068180).

Almost surely, 2^164046738271 is an apocalyptic number.

164046738271 is a deficient number, since it is larger than the sum of its proper divisors (13589670809).

164046738271 is an equidigital number, since it uses as much as digits as its factorization.

164046738271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970690785 (or 970690772 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 49.

The spelling of 164046738271 in words is "one hundred sixty-four billion, forty-six million, seven hundred thirty-eight thousand, two hundred seventy-one".