1683961347132 has 72 divisors (see below), whose sum is σ = 4361872394880. Its totient is φ = 547594188960.

The previous prime is 1683961347119. The next prime is 1683961347137. The reversal of 1683961347132 is 2317431693861.

1683961347132 is a `hidden beast` number, since 1 + 6 + 8 + 3 + 9 + 613 + 4 + 7 + 13 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1683961347137) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2747808 + ... + 3304295.

It is an arithmetic number, because the mean of its divisors is an integer number (60581561040).

Almost surely, 2^{1683961347132} is an apocalyptic number.

1683961347132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1683961347132 is an abundant number, since it is smaller than the sum of its proper divisors (2677911047748).

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

1683961347132 is a wasteful number, since it uses less digits than its factorization.

1683961347132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6052303 (or 6052298 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 54.

The spelling of 1683961347132 in words is "one trillion, six hundred eighty-three billion, nine hundred sixty-one million, three hundred forty-seven thousand, one hundred thirty-two".