167332537969 has 3 divisors (see below), whose sum is σ = 167332947033. Its totient is φ = 167332128906.

The previous prime is 167332537963. The next prime is 167332538003. The reversal of 167332537969 is 969735233761.

The square root of 167332537969 is 409063.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 969735233761 = 7 ⋅138533604823.

It is not a de Polignac number, because 167332537969 - 2⁵ = 167332537937 is a prime.

It is a super-2 number, since 2×167332537969² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (167332537963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 204532 + ... + 613594.

It is an arithmetic number, because the mean of its divisors is an integer number (55777649011).

Almost surely, 2^167332537969 is an apocalyptic number.

167332537969 is the 409063-rd square number.

167332537969 is the 204532-nd centered octagonal number.

It is an amenable number.

167332537969 is a deficient number, since it is larger than the sum of its proper divisors (409064).

167332537969 is an frugal number, since it uses more digits than its factorization.

167332537969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818126 (or 409063 counting only the distinct ones).

The product of its digits is 38578680, while the sum is 61.

The spelling of 167332537969 in words is "one hundred sixty-seven billion, three hundred thirty-two million, five hundred thirty-seven thousand, nine hundred sixty-nine".