164665010387 has 2 divisors, whose sum is σ = 164665010388. Its totient is φ = 164665010386.

The previous prime is 164665010359. The next prime is 164665010413. The reversal of 164665010387 is 783010566461.

164665010387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (783010566461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 164665010387 - 2¹² = 164665006291 is a prime.

It is a super-2 number, since 2×164665010387² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (164665010327) 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, 82332505193 + 82332505194.

It is an arithmetic number, because the mean of its divisors is an integer number (82332505194).

Almost surely, 2^164665010387 is an apocalyptic number.

164665010387 is a deficient number, since it is larger than the sum of its proper divisors (1).

164665010387 is an equidigital number, since it uses as much as digits as its factorization.

164665010387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 164665010387 in words is "one hundred sixty-four billion, six hundred sixty-five million, ten thousand, three hundred eighty-seven".