861733406163222 has 12 divisors (see below), whose sum is σ = 1867089046687020. Its totient is φ = 287244468721068.

The previous prime is 861733406163199. The next prime is 861733406163269. The reversal of 861733406163222 is 222361604337168.

861733406163222 is a `hidden beast` number, since 8 + 6 + 1 + 7 + 3 + 3 + 406 + 1 + 6 + 3 + 222 = 666.

861733406163222 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 5 ways as a sum of consecutive naturals, for example, 23937039060072 + ... + 23937039060107.

It is an arithmetic number, because the mean of its divisors is an integer number (155590753890585).

Almost surely, 2^{861733406163222} is an apocalyptic number.

861733406163222 is an abundant number, since it is smaller than the sum of its proper divisors (1005355640523798).

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

861733406163222 is a wasteful number, since it uses less digits than its factorization.

861733406163222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47874078120187 (or 47874078120184 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 54.

The spelling of 861733406163222 in words is "eight hundred sixty-one trillion, seven hundred thirty-three billion, four hundred six million, one hundred sixty-three thousand, two hundred twenty-two".