167590972349 has 2 divisors, whose sum is σ = 167590972350. Its totient is φ = 167590972348.

The previous prime is 167590972333. The next prime is 167590972433. The reversal of 167590972349 is 943279095761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105165949849 + 62425022500 = 324293^2 + 249850^2 .

It is a cyclic number.

It is not a de Polignac number, because 167590972349 - 2⁴ = 167590972333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 167590972291 and 167590972300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (167590972049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83795486174 + 83795486175.

It is an arithmetic number, because the mean of its divisors is an integer number (83795486175).

Almost surely, 2^167590972349 is an apocalyptic number.

It is an amenable number.

167590972349 is a deficient number, since it is larger than the sum of its proper divisors (1).

167590972349 is an equidigital number, since it uses as much as digits as its factorization.

167590972349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25719120, while the sum is 62.

The spelling of 167590972349 in words is "one hundred sixty-seven billion, five hundred ninety million, nine hundred seventy-two thousand, three hundred forty-nine".