1828688421612 has 72 divisors (see below), whose sum is σ = 4821301626624. Its totient is φ = 538209287616.

The previous prime is 1828688421607. The next prime is 1828688421631. The reversal of 1828688421612 is 2161248868281.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19555968 + ... + 19649255.

It is an arithmetic number, because the mean of its divisors is an integer number (66962522592).

Almost surely, 2^{1828688421612} is an apocalyptic number.

1828688421612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1828688421612 is an abundant number, since it is smaller than the sum of its proper divisors (2992613205012).

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

1828688421612 is a wasteful number, since it uses less digits than its factorization.

1828688421612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39205279 (or 39205264 counting only the distinct ones).

The product of its digits is 4718592, while the sum is 57.

The spelling of 1828688421612 in words is "one trillion, eight hundred twenty-eight billion, six hundred eighty-eight million, four hundred twenty-one thousand, six hundred twelve".