461412843920 has 40 divisors (see below), whose sum is σ = 1226039843904. Its totient is φ = 158198689152.

The previous prime is 461412843917. The next prime is 461412843929. The reversal of 461412843920 is 29348214164.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (461412843929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411975194 + ... + 411976313.

Almost surely, 2^461412843920 is an apocalyptic number.

461412843920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

461412843920 is an abundant number, since it is smaller than the sum of its proper divisors (764626999984).

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

461412843920 is a wasteful number, since it uses less digits than its factorization.

461412843920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823951527 (or 823951521 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 44.

The spelling of 461412843920 in words is "four hundred sixty-one billion, four hundred twelve million, eight hundred forty-three thousand, nine hundred twenty".