864733677821196 has 48 divisors (see below), whose sum is σ = 2040874149132000. Its totient is φ = 284937228398592.

The previous prime is 864733677821171. The next prime is 864733677821197. The reversal of 864733677821196 is 691128776337468.

864733677821196 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (864733677821197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93045421 + ... + 101916228.

It is an arithmetic number, because the mean of its divisors is an integer number (42518211440250).

Almost surely, 2^{864733677821196} is an apocalyptic number.

It is an amenable number.

864733677821196 is an abundant number, since it is smaller than the sum of its proper divisors (1176140471310804).

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

864733677821196 is a wasteful number, since it uses less digits than its factorization.

864733677821196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194965898 (or 194965896 counting only the distinct ones).

The product of its digits is 3072577536, while the sum is 78.

The spelling of 864733677821196 in words is "eight hundred sixty-four trillion, seven hundred thirty-three billion, six hundred seventy-seven million, eight hundred twenty-one thousand, one hundred ninety-six".