865057367133630 has 128 divisors (see below), whose sum is σ = 2516573668976640. Its totient is φ = 209707281348480.

The previous prime is 865057367133629. The next prime is 865057367133653. The reversal of 865057367133630 is 36331763750568.

865057367133630 is a `hidden beast` number, since 8 + 6 + 50 + 573 + 6 + 7 + 1 + 3 + 3 + 6 + 3 + 0 = 666.

865057367133630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 172830924 + ... + 177765696.

It is an arithmetic number, because the mean of its divisors is an integer number (19660731788880).

Almost surely, 2^{865057367133630} is an apocalyptic number.

865057367133630 is an abundant number, since it is smaller than the sum of its proper divisors (1651516301843010).

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

865057367133630 is a wasteful number, since it uses less digits than its factorization.

865057367133630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4993823 (or 4993817 counting only the distinct ones).

The product of its (nonzero) digits is 171460800, while the sum is 63.

The spelling of 865057367133630 in words is "eight hundred sixty-five trillion, fifty-seven billion, three hundred sixty-seven million, one hundred thirty-three thousand, six hundred thirty".