167545249212 has 24 divisors (see below), whose sum is σ = 426478816512. Its totient is φ = 50771287600.

The previous prime is 167545249211. The next prime is 167545249217. The reversal of 167545249212 is 212942545761.

It is a happy number.

It is a super-2 number, since 2×167545249212² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167545249211) 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, 634640964 + ... + 634641227.

It is an arithmetic number, because the mean of its divisors is an integer number (17769950688).

Almost surely, 2^167545249212 is an apocalyptic number.

167545249212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

167545249212 is an abundant number, since it is smaller than the sum of its proper divisors (258933567300).

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

167545249212 is a wasteful number, since it uses less digits than its factorization.

167545249212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269282209 (or 1269282207 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 48.

The spelling of 167545249212 in words is "one hundred sixty-seven billion, five hundred forty-five million, two hundred forty-nine thousand, two hundred twelve".