461163985112 has 16 divisors (see below), whose sum is σ = 864724758000. Its totient is φ = 230570716320.

The previous prime is 461163985111. The next prime is 461163985123. The reversal of 461163985112 is 211589361164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461163985111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1234439 + ... + 1564022.

It is an arithmetic number, because the mean of its divisors is an integer number (54045297375).

Almost surely, 2^461163985112 is an apocalyptic number.

It is an amenable number.

461163985112 is a deficient number, since it is larger than the sum of its proper divisors (403560772888).

461163985112 is a wasteful number, since it uses less digits than its factorization.

461163985112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2819066 (or 2819062 counting only the distinct ones).

The product of its digits is 311040, while the sum is 47.

The spelling of 461163985112 in words is "four hundred sixty-one billion, one hundred sixty-three million, nine hundred eighty-five thousand, one hundred twelve".