461505751216 has 20 divisors (see below), whose sum is σ = 906416263672. Its totient is φ = 227591876736.

The previous prime is 461505751181. The next prime is 461505751219. The reversal of 461505751216 is 612157505164.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (461505751219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197561226 + ... + 197563561.

Almost surely, 2^461505751216 is an apocalyptic number.

It is an amenable number.

461505751216 is a deficient number, since it is larger than the sum of its proper divisors (444910512456).

461505751216 is a wasteful number, since it uses less digits than its factorization.

461505751216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395124868 (or 395124862 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 43.

The spelling of 461505751216 in words is "four hundred sixty-one billion, five hundred five million, seven hundred fifty-one thousand, two hundred sixteen".