652441585680 has 120 divisors (see below), whose sum is σ = 2212810792920. Its totient is φ = 172261785600.

The previous prime is 652441585673. The next prime is 652441585693. The reversal of 652441585680 is 86585144256.

652441585680 is a `hidden beast` number, since 6 + 5 + 24 + 4 + 1 + 58 + 568 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 228468704256 + 423972881424 = 477984^2 + 651132^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4413265 + ... + 4558704.

It is an arithmetic number, because the mean of its divisors is an integer number (18440089941).

Almost surely, 2^652441585680 is an apocalyptic number.

652441585680 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

652441585680 is an abundant number, since it is smaller than the sum of its proper divisors (1560369207240).

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

652441585680 is a wasteful number, since it uses less digits than its factorization.

652441585680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8972089 (or 8972080 counting only the distinct ones).

The product of its (nonzero) digits is 9216000, while the sum is 54.

The spelling of 652441585680 in words is "six hundred fifty-two billion, four hundred forty-one million, five hundred eighty-five thousand, six hundred eighty".