167628106487767 has 2 divisors, whose sum is σ = 167628106487768. Its totient is φ = 167628106487766.

The previous prime is 167628106487753. The next prime is 167628106487773. The reversal of 167628106487767 is 767784601826761.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-167628106487767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 167628106487693 and 167628106487702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (167628106487867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83814053243883 + 83814053243884.

It is an arithmetic number, because the mean of its divisors is an integer number (83814053243884).

Almost surely, 2^{167628106487767} is an apocalyptic number.

167628106487767 is a deficient number, since it is larger than the sum of its proper divisors (1).

167628106487767 is an equidigital number, since it uses as much as digits as its factorization.

167628106487767 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1593188352, while the sum is 76.

The spelling of 167628106487767 in words is "one hundred sixty-seven trillion, six hundred twenty-eight billion, one hundred six million, four hundred eighty-seven thousand, seven hundred sixty-seven".