8355827640 has 64 divisors (see below), whose sum is σ = 25075850400. Its totient is φ = 2227476992.

The previous prime is 8355827633. The next prime is 8355827653. The reversal of 8355827640 is 467285538.

It is a self number, because there is not a number n which added to its sum of digits gives 8355827640.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 414106 + ... + 433814.

Almost surely, 2^8355827640 is an apocalyptic number.

It is an amenable number.

8355827640 is an abundant number, since it is smaller than the sum of its proper divisors (16720022760).

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

8355827640 is a wasteful number, since it uses less digits than its factorization.

8355827640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23256 (or 23252 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 48.

The square root of 8355827640 is about 91410.2162780507. The cubic root of 8355827640 is about 2029.2232251765.

The spelling of 8355827640 in words is "eight billion, three hundred fifty-five million, eight hundred twenty-seven thousand, six hundred forty".