167359145521 has 8 divisors (see below), whose sum is σ = 167592952800. Its totient is φ = 167125495680.

The previous prime is 167359145509. The next prime is 167359145549. The reversal of 167359145521 is 125541953761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 167359145521 - 2³⁵ = 132999407153 is a prime.

It is a super-2 number, since 2×167359145521² (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 (167359145581) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2174190 + ... + 2249848.

It is an arithmetic number, because the mean of its divisors is an integer number (20949119100).

Almost surely, 2^167359145521 is an apocalyptic number.

It is an amenable number.

167359145521 is a deficient number, since it is larger than the sum of its proper divisors (233807279).

167359145521 is a wasteful number, since it uses less digits than its factorization.

167359145521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78719.

The product of its digits is 1134000, while the sum is 49.

The spelling of 167359145521 in words is "one hundred sixty-seven billion, three hundred fifty-nine million, one hundred forty-five thousand, five hundred twenty-one".