164605602899 has 2 divisors, whose sum is σ = 164605602900. Its totient is φ = 164605602898.

The previous prime is 164605602893. The next prime is 164605602949. The reversal of 164605602899 is 998206506461.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164605602899 is a prime.

It is not a weakly prime, because it can be changed into another prime (164605602893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82302801449 + 82302801450.

It is an arithmetic number, because the mean of its divisors is an integer number (82302801450).

Almost surely, 2^164605602899 is an apocalyptic number.

164605602899 is a deficient number, since it is larger than the sum of its proper divisors (1).

164605602899 is an equidigital number, since it uses as much as digits as its factorization.

164605602899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5598720, while the sum is 56.

The spelling of 164605602899 in words is "one hundred sixty-four billion, six hundred five million, six hundred two thousand, eight hundred ninety-nine".