1689336584712 has 256 divisors, whose sum is σ = 5406010675200. Its totient is φ = 478799424000.

The previous prime is 1689336584681. The next prime is 1689336584737. The reversal of 1689336584712 is 2174856339861.

1689336584712 is a `hidden beast` number, since 1 + 6 + 8 + 9 + 3 + 36 + 584 + 7 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 1689336584712.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 466279333 + ... + 466282955.

It is an arithmetic number, because the mean of its divisors is an integer number (21117229200).

Almost surely, 2^{1689336584712} is an apocalyptic number.

1689336584712 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 1689336584712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2703005337600).

1689336584712 is an abundant number, since it is smaller than the sum of its proper divisors (3716674090488).

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

1689336584712 is a wasteful number, since it uses less digits than its factorization.

1689336584712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6033 (or 6023 counting only the distinct ones).

The product of its digits is 52254720, while the sum is 63.

The spelling of 1689336584712 in words is "one trillion, six hundred eighty-nine billion, three hundred thirty-six million, five hundred eighty-four thousand, seven hundred twelve".