164826746827 has 2 divisors, whose sum is σ = 164826746828. Its totient is φ = 164826746826.

The previous prime is 164826746809. The next prime is 164826746849. The reversal of 164826746827 is 728647628461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164826746827 - 2²³ = 164818358219 is a prime.

It is not a weakly prime, because it can be changed into another prime (164826746897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82413373413 + 82413373414.

It is an arithmetic number, because the mean of its divisors is an integer number (82413373414).

Almost surely, 2^164826746827 is an apocalyptic number.

164826746827 is a deficient number, since it is larger than the sum of its proper divisors (1).

164826746827 is an equidigital number, since it uses as much as digits as its factorization.

164826746827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43352064, while the sum is 61.

The spelling of 164826746827 in words is "one hundred sixty-four billion, eight hundred twenty-six million, seven hundred forty-six thousand, eight hundred twenty-seven".