461973416985 has 32 divisors (see below), whose sum is σ = 835206192000. Its totient is φ = 242209787328.

The previous prime is 461973416981. The next prime is 461973416987. The reversal of 461973416985 is 589614379164.

461973416985 is a `hidden beast` number, since 4 + 61 + 9 + 73 + 416 + 98 + 5 = 666.

It is not a de Polignac number, because 461973416985 - 2² = 461973416981 is a prime.

It is not an unprimeable number, because it can be changed into a prime (461973416981) 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, 28992250 + ... + 29008179.

It is an arithmetic number, because the mean of its divisors is an integer number (26100193500).

Almost surely, 2^461973416985 is an apocalyptic number.

461973416985 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

461973416985 is a deficient number, since it is larger than the sum of its proper divisors (373232775015).

461973416985 is a wasteful number, since it uses less digits than its factorization.

461973416985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58000502 (or 58000496 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 63.

The spelling of 461973416985 in words is "four hundred sixty-one billion, nine hundred seventy-three million, four hundred sixteen thousand, nine hundred eighty-five".