167466540089 has 4 divisors (see below), whose sum is σ = 169760602356. Its totient is φ = 165172477824.

The previous prime is 167466540079. The next prime is 167466540097. The reversal of 167466540089 is 980045664761.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 980045664761 = 53 ⋅18491427637.

It can be written as a sum of positive squares in 2 ways, for example, as 124526411689 + 42940128400 = 352883^2 + 207220^2 .

It is a cyclic number.

It is not a de Polignac number, because 167466540089 - 2²⁰ = 167465491513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (167466540079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1147031024 + ... + 1147031169.

It is an arithmetic number, because the mean of its divisors is an integer number (42440150589).

Almost surely, 2^167466540089 is an apocalyptic number.

It is an amenable number.

167466540089 is a deficient number, since it is larger than the sum of its proper divisors (2294062267).

167466540089 is an equidigital number, since it uses as much as digits as its factorization.

167466540089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2294062266.

The product of its (nonzero) digits is 8709120, while the sum is 56.

The spelling of 167466540089 in words is "one hundred sixty-seven billion, four hundred sixty-six million, five hundred forty thousand, eighty-nine".