167880313678213 has 2 divisors, whose sum is σ = 167880313678214. Its totient is φ = 167880313678212.

The previous prime is 167880313678201. The next prime is 167880313678229. The reversal of 167880313678213 is 312876313088761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 152994313213569 + 14886000464644 = 12369087^2 + 3858238^2 .

It is a cyclic number.

It is not a de Polignac number, because 167880313678213 - 2³³ = 167871723743621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (167880313678813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83940156839106 + 83940156839107.

It is an arithmetic number, because the mean of its divisors is an integer number (83940156839107).

Almost surely, 2^{167880313678213} is an apocalyptic number.

It is an amenable number.

167880313678213 is a deficient number, since it is larger than the sum of its proper divisors (1).

167880313678213 is an equidigital number, since it uses as much as digits as its factorization.

167880313678213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48771072, while the sum is 64.

The spelling of 167880313678213 in words is "one hundred sixty-seven trillion, eight hundred eighty billion, three hundred thirteen million, six hundred seventy-eight thousand, two hundred thirteen".