164652835320877 has 2 divisors, whose sum is σ = 164652835320878. Its totient is φ = 164652835320876.

The previous prime is 164652835320847. The next prime is 164652835320901. The reversal of 164652835320877 is 778023538256461.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125568407244361 + 39084428076516 = 11205731^2 + 6251754^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164652835320877 is a prime.

It is a super-2 number, since 2×164652835320877² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164652835320847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82326417660438 + 82326417660439.

It is an arithmetic number, because the mean of its divisors is an integer number (82326417660439).

Almost surely, 2^{164652835320877} is an apocalyptic number.

It is an amenable number.

164652835320877 is a deficient number, since it is larger than the sum of its proper divisors (1).

164652835320877 is an equidigital number, since it uses as much as digits as its factorization.

164652835320877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 406425600, while the sum is 67.

The spelling of 164652835320877 in words is "one hundred sixty-four trillion, six hundred fifty-two billion, eight hundred thirty-five million, three hundred twenty thousand, eight hundred seventy-seven".