167840379559 has 2 divisors, whose sum is σ = 167840379560. Its totient is φ = 167840379558.

The previous prime is 167840379481. The next prime is 167840379569. The reversal of 167840379559 is 955973048761.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 167840379559 - 2²¹ = 167838282407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 167840379559.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (167840379569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83920189779 + 83920189780.

It is an arithmetic number, because the mean of its divisors is an integer number (83920189780).

Almost surely, 2^167840379559 is an apocalyptic number.

167840379559 is a deficient number, since it is larger than the sum of its proper divisors (1).

167840379559 is an equidigital number, since it uses as much as digits as its factorization.

167840379559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57153600, while the sum is 64.

The spelling of 167840379559 in words is "one hundred sixty-seven billion, eight hundred forty million, three hundred seventy-nine thousand, five hundred fifty-nine".