167229469969 has 9 divisors (see below), whose sum is σ = 176502461193. Its totient is φ = 158420558052.

The previous prime is 167229469949. The next prime is 167229469987. The reversal of 167229469969 is 969964922761.

The square root of 167229469969 is 408937.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 167229469969 - 2¹⁷ = 167229338897 is a prime.

It is a super-2 number, since 2×167229469969² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 167229469898 and 167229469907.

It is not an unprimeable number, because it can be changed into a prime (167229469949) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 7759042 + ... + 7780564.

It is an arithmetic number, because the mean of its divisors is an integer number (19611384577).

Almost surely, 2^167229469969 is an apocalyptic number.

167229469969 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

167229469969 is the 408937-th square number.

167229469969 is the 204469-th centered octagonal number.

It is an amenable number.

167229469969 is a deficient number, since it is larger than the sum of its proper divisors (9272991224).

167229469969 is an frugal number, since it uses more digits than its factorization.

167229469969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43084 (or 21542 counting only the distinct ones).

The product of its digits is 158723712, while the sum is 70.

The spelling of 167229469969 in words is "one hundred sixty-seven billion, two hundred twenty-nine million, four hundred sixty-nine thousand, nine hundred sixty-nine".