167998086912 has 72 divisors (see below), whose sum is σ = 450081278080. Its totient is φ = 55628467200.

The previous prime is 167998086889. The next prime is 167998086917. The reversal of 167998086912 is 219680899761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167998086917) 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, 608362 + ... + 840297.

Almost surely, 2^167998086912 is an apocalyptic number.

167998086912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

167998086912 is an abundant number, since it is smaller than the sum of its proper divisors (282083191168).

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

167998086912 is a wasteful number, since it uses less digits than its factorization.

167998086912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1448829 (or 1448815 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 66.

The spelling of 167998086912 in words is "one hundred sixty-seven billion, nine hundred ninety-eight million, eighty-six thousand, nine hundred twelve".