167061616722020 has 24 divisors (see below), whose sum is σ = 369294100123200. Its totient is φ = 63307560020832.

The previous prime is 167061616721999. The next prime is 167061616722031. The reversal of 167061616722020 is 20227616160761.

It is a super-2 number, since 2×167061616722020² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219817916360 + ... + 219817917119.

It is an arithmetic number, because the mean of its divisors is an integer number (15387254171800).

Almost surely, 2^{167061616722020} is an apocalyptic number.

167061616722020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

167061616722020 is an abundant number, since it is smaller than the sum of its proper divisors (202232483401180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

167061616722020 is a wasteful number, since it uses less digits than its factorization.

167061616722020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439635833507 (or 439635833505 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 47.

The spelling of 167061616722020 in words is "one hundred sixty-seven trillion, sixty-one billion, six hundred sixteen million, seven hundred twenty-two thousand, twenty".