164741536123 has 2 divisors, whose sum is σ = 164741536124. Its totient is φ = 164741536122.

The previous prime is 164741536093. The next prime is 164741536129. The reversal of 164741536123 is 321635147461.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 164741536123 - 2³⁷ = 27302582651 is a prime.

It is a super-2 number, since 2×164741536123² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 164741536123.

It is not a weakly prime, because it can be changed into another prime (164741536129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82370768061 + 82370768062.

It is an arithmetic number, because the mean of its divisors is an integer number (82370768062).

Almost surely, 2^164741536123 is an apocalyptic number.

164741536123 is a deficient number, since it is larger than the sum of its proper divisors (1).

164741536123 is an equidigital number, since it uses as much as digits as its factorization.

164741536123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 43.

The spelling of 164741536123 in words is "one hundred sixty-four billion, seven hundred forty-one million, five hundred thirty-six thousand, one hundred twenty-three".