164007022397 has 2 divisors, whose sum is σ = 164007022398. Its totient is φ = 164007022396.

The previous prime is 164007022391. The next prime is 164007022411. The reversal of 164007022397 is 793220700461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 160559688601 + 3447333796 = 400699^2 + 58714^2 .

It is a cyclic number.

It is not a de Polignac number, because 164007022397 - 2⁸ = 164007022141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164007022391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82003511198 + 82003511199.

It is an arithmetic number, because the mean of its divisors is an integer number (82003511199).

Almost surely, 2^164007022397 is an apocalyptic number.

It is an amenable number.

164007022397 is a deficient number, since it is larger than the sum of its proper divisors (1).

164007022397 is an equidigital number, since it uses as much as digits as its factorization.

164007022397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 41.

The spelling of 164007022397 in words is "one hundred sixty-four billion, seven million, twenty-two thousand, three hundred ninety-seven".