461560671620 has 12 divisors (see below), whose sum is σ = 969277410444. Its totient is φ = 184624268640.

The previous prime is 461560671571. The next prime is 461560671623. The reversal of 461560671620 is 26176065164.

It can be written as a sum of positive squares in 2 ways, for example, as 343037461636 + 118523209984 = 585694^2 + 344272^2 .

It is not an unprimeable number, because it can be changed into a prime (461560671623) 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, 11539016771 + ... + 11539016810.

It is an arithmetic number, because the mean of its divisors is an integer number (80773117537).

Almost surely, 2^461560671620 is an apocalyptic number.

It is an amenable number.

461560671620 is an abundant number, since it is smaller than the sum of its proper divisors (507716738824).

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

461560671620 is a wasteful number, since it uses less digits than its factorization.

461560671620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23078033590 (or 23078033588 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 461560671620 in words is "four hundred sixty-one billion, five hundred sixty million, six hundred seventy-one thousand, six hundred twenty".