1683536581032 has 64 divisors (see below), whose sum is σ = 4300815294720. Its totient is φ = 548929148928.

The previous prime is 1683536581021. The next prime is 1683536581033. The reversal of 1683536581032 is 2301856353861.

It is not an unprimeable number, because it can be changed into a prime (1683536581033) 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, 1584508 + ... + 2424404.

It is an arithmetic number, because the mean of its divisors is an integer number (67200238980).

Almost surely, 2^{1683536581032} is an apocalyptic number.

1683536581032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1683536581032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2150407647360).

1683536581032 is an abundant number, since it is smaller than the sum of its proper divisors (2617278713688).

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

1683536581032 is a wasteful number, since it uses less digits than its factorization.

1683536581032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841730 (or 841726 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 51.

The spelling of 1683536581032 in words is "one trillion, six hundred eighty-three billion, five hundred thirty-six million, five hundred eighty-one thousand, thirty-two".