16340852855808 has 528 divisors, whose sum is σ = 54256141779840. Its totient is φ = 4697468633088.

The previous prime is 16340852855779. The next prime is 16340852855813. The reversal of 16340852855808 is 80855825804361.

It is a happy number.

16340852855808 is a `hidden beast` number, since 1 + 6 + 3 + 40 + 8 + 5 + 2 + 8 + 5 + 580 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 118421158 + ... + 118559066.

It is an arithmetic number, because the mean of its divisors is an integer number (102757844280).

Almost surely, 2^{16340852855808} is an apocalyptic number.

16340852855808 is a gapful number since it is divisible by the number (18) 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 16340852855808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27128070889920).

16340852855808 is an abundant number, since it is smaller than the sum of its proper divisors (37915288924032).

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

16340852855808 is a wasteful number, since it uses less digits than its factorization.

16340852855808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138014 (or 137993 counting only the distinct ones).

The product of its (nonzero) digits is 73728000, while the sum is 63.

The spelling of 16340852855808 in words is "sixteen trillion, three hundred forty billion, eight hundred fifty-two million, eight hundred fifty-five thousand, eight hundred eight".