1683701123868 has 60 divisors (see below), whose sum is σ = 4402116013680. Its totient is φ = 561158644608.

The previous prime is 1683701123851. The next prime is 1683701123981. The reversal of 1683701123868 is 8683211073861.

It is a happy number.

1683701123868 is a `hidden beast` number, since 1 + 6 + 83 + 70 + 112 + 386 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2105380 + ... + 2792852.

It is an arithmetic number, because the mean of its divisors is an integer number (73368600228).

Almost surely, 2^{1683701123868} is an apocalyptic number.

1683701123868 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1683701123868 is an abundant number, since it is smaller than the sum of its proper divisors (2718414889812).

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

1683701123868 is a wasteful number, since it uses less digits than its factorization.

1683701123868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695048 (or 695037 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 54.

The spelling of 1683701123868 in words is "one trillion, six hundred eighty-three billion, seven hundred one million, one hundred twenty-three thousand, eight hundred sixty-eight".