168466123012 has 48 divisors (see below), whose sum is σ = 342741030912. Its totient is φ = 71687691680.

The previous prime is 168466122973. The next prime is 168466123013. The reversal of 168466123012 is 210321664861.

It is a happy number.

It is a super-3 number, since 3×168466123012³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (168466123013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1723378 + ... + 1818505.

It is an arithmetic number, because the mean of its divisors is an integer number (7140438144).

Almost surely, 2^168466123012 is an apocalyptic number.

It is an amenable number.

168466123012 is an abundant number, since it is smaller than the sum of its proper divisors (174274907900).

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

168466123012 is a wasteful number, since it uses less digits than its factorization.

168466123012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3541968 (or 3541966 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

Adding to 168466123012 its reverse (210321664861), we get a palindrome (378787787873).

The spelling of 168466123012 in words is "one hundred sixty-eight billion, four hundred sixty-six million, one hundred twenty-three thousand, twelve".