8582055640 has 16 divisors (see below), whose sum is σ = 19309625280. Its totient is φ = 3432822240.

The previous prime is 8582055631. The next prime is 8582055667. The reversal of 8582055640 is 465502858.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107275656 + ... + 107275735.

It is an arithmetic number, because the mean of its divisors is an integer number (1206851580).

Almost surely, 2^8582055640 is an apocalyptic number.

It is an amenable number.

8582055640 is an abundant number, since it is smaller than the sum of its proper divisors (10727569640).

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

8582055640 is a wasteful number, since it uses less digits than its factorization.

8582055640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214551402 (or 214551398 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 43.

The square root of 8582055640 is about 92639.3849288735. The cubic root of 8582055640 is about 2047.3736456102.

The spelling of 8582055640 in words is "eight billion, five hundred eighty-two million, fifty-five thousand, six hundred forty".