167222116008 has 96 divisors (see below), whose sum is σ = 471737316960. Its totient is φ = 55495005120.

The previous prime is 167222116007. The next prime is 167222116043. The reversal of 167222116008 is 800611222761.

167222116008 is a `hidden beast` number, since 1 + 6 + 7 + 22 + 21 + 1 + 600 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (167222116007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 251818 + ... + 630758.

It is an arithmetic number, because the mean of its divisors is an integer number (4913930385).

Almost surely, 2^167222116008 is an apocalyptic number.

167222116008 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 167222116008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235868658480).

167222116008 is an abundant number, since it is smaller than the sum of its proper divisors (304515200952).

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

167222116008 is a wasteful number, since it uses less digits than its factorization.

167222116008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379189 (or 379173 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

Adding to 167222116008 its reverse (800611222761), we get a palindrome (967833338769).

The spelling of 167222116008 in words is "one hundred sixty-seven billion, two hundred twenty-two million, one hundred sixteen thousand, eight".