1684888080512 has 256 divisors, whose sum is σ = 4273189240320. Its totient is φ = 643959521280.

The previous prime is 1684888080457. The next prime is 1684888080521. The reversal of 1684888080512 is 2150808884861.

It is a super-3 number, since 3×1684888080512³ (a number of 38 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49172378 + ... + 49206630.

It is an arithmetic number, because the mean of its divisors is an integer number (16692145470).

Almost surely, 2^{1684888080512} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1684888080512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2136594620160).

1684888080512 is an abundant number, since it is smaller than the sum of its proper divisors (2588301159808).

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

1684888080512 is a wasteful number, since it uses less digits than its factorization.

1684888080512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34431 (or 34419 counting only the distinct ones).

The product of its (nonzero) digits is 7864320, while the sum is 59.

The spelling of 1684888080512 in words is "one trillion, six hundred eighty-four billion, eight hundred eighty-eight million, eighty thousand, five hundred twelve".