231462012166 has 64 divisors (see below), whose sum is σ = 448291468800. Its totient is φ = 88833840480.

The previous prime is 231462012163. The next prime is 231462012203. The reversal of 231462012166 is 661210264132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231462012163) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 276676 + ... + 734488.

It is an arithmetic number, because the mean of its divisors is an integer number (7004554200).

Almost surely, 2^231462012166 is an apocalyptic number.

231462012166 is a deficient number, since it is larger than the sum of its proper divisors (216829456634).

231462012166 is a wasteful number, since it uses less digits than its factorization.

231462012166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457914 (or 457900 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

Adding to 231462012166 its reverse (661210264132), we get a palindrome (892672276298).

The spelling of 231462012166 in words is "two hundred thirty-one billion, four hundred sixty-two million, twelve thousand, one hundred sixty-six".