461293136180 has 24 divisors (see below), whose sum is σ = 970146508968. Its totient is φ = 184244697728.

The previous prime is 461293136173. The next prime is 461293136197. The reversal of 461293136180 is 81631392164.

It can be written as a sum of positive squares in 4 ways, for example, as 308609136676 + 152683999504 = 555526^2 + 390748^2 .

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, 17020919 + ... + 17047998.

It is an arithmetic number, because the mean of its divisors is an integer number (40422771207).

Almost surely, 2^461293136180 is an apocalyptic number.

It is an amenable number.

461293136180 is an abundant number, since it is smaller than the sum of its proper divisors (508853372788).

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

461293136180 is a wasteful number, since it uses less digits than its factorization.

461293136180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34069603 (or 34069601 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 44.

The spelling of 461293136180 in words is "four hundred sixty-one billion, two hundred ninety-three million, one hundred thirty-six thousand, one hundred eighty".