167334242433649 has 2 divisors, whose sum is σ = 167334242433650. Its totient is φ = 167334242433648.

The previous prime is 167334242433607. The next prime is 167334242433803. The reversal of 167334242433649 is 946334242433761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109207829565025 + 58126412868624 = 10450255^2 + 7624068^2 .

It is a cyclic number.

It is not a de Polignac number, because 167334242433649 - 2⁷ = 167334242433521 is a prime.

It is not a weakly prime, because it can be changed into another prime (167334242233649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83667121216824 + 83667121216825.

It is an arithmetic number, because the mean of its divisors is an integer number (83667121216825).

Almost surely, 2^{167334242433649} is an apocalyptic number.

It is an amenable number.

167334242433649 is a deficient number, since it is larger than the sum of its proper divisors (1).

167334242433649 is an equidigital number, since it uses as much as digits as its factorization.

167334242433649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 188116992, while the sum is 61.

The spelling of 167334242433649 in words is "one hundred sixty-seven trillion, three hundred thirty-four billion, two hundred forty-two million, four hundred thirty-three thousand, six hundred forty-nine".