516167173139 has 2 divisors, whose sum is σ = 516167173140. Its totient is φ = 516167173138.

The previous prime is 516167173033. The next prime is 516167173141. The reversal of 516167173139 is 931371761615.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 516167173139 - 2¹² = 516167169043 is a prime.

It is a super-2 number, since 2×516167173139² (a number of 24 digits) contains 22 as substring.

Together with 516167173141, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (516167173169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258083586569 + 258083586570.

It is an arithmetic number, because the mean of its divisors is an integer number (258083586570).

Almost surely, 2^516167173139 is an apocalyptic number.

516167173139 is a deficient number, since it is larger than the sum of its proper divisors (1).

516167173139 is an equidigital number, since it uses as much as digits as its factorization.

516167173139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 714420, while the sum is 50.

The spelling of 516167173139 in words is "five hundred sixteen billion, one hundred sixty-seven million, one hundred seventy-three thousand, one hundred thirty-nine".