461286134240 has 48 divisors (see below), whose sum is σ = 1137170609568. Its totient is φ = 176492084736.

The previous prime is 461286134233. The next prime is 461286134291. The reversal of 461286134240 is 42431682164.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62671067 + ... + 62678426.

It is an arithmetic number, because the mean of its divisors is an integer number (23691054366).

Almost surely, 2^461286134240 is an apocalyptic number.

461286134240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

461286134240 is an abundant number, since it is smaller than the sum of its proper divisors (675884475328).

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

461286134240 is a wasteful number, since it uses less digits than its factorization.

461286134240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125349531 (or 125349523 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 41.

The spelling of 461286134240 in words is "four hundred sixty-one billion, two hundred eighty-six million, one hundred thirty-four thousand, two hundred forty".