164533719331 has 2 divisors, whose sum is σ = 164533719332. Its totient is φ = 164533719330.

The previous prime is 164533719289. The next prime is 164533719373. The reversal of 164533719331 is 133917335461.

164533719331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (164533719289) and next prime (164533719373).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164533719331 is a prime.

It is a super-2 number, since 2×164533719331² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (164533719131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82266859665 + 82266859666.

It is an arithmetic number, because the mean of its divisors is an integer number (82266859666).

Almost surely, 2^164533719331 is an apocalyptic number.

164533719331 is a deficient number, since it is larger than the sum of its proper divisors (1).

164533719331 is an equidigital number, since it uses as much as digits as its factorization.

164533719331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 612360, while the sum is 46.

The spelling of 164533719331 in words is "one hundred sixty-four billion, five hundred thirty-three million, seven hundred nineteen thousand, three hundred thirty-one".