16668501833352 has 32 divisors (see below), whose sum is σ = 43108194398400. Its totient is φ = 5364575302464.

The previous prime is 16668501833339. The next prime is 16668501833419. The reversal of 16668501833352 is 25333810586661.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 16668501833292 and 16668501833301.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11974497748 + ... + 11974499139.

It is an arithmetic number, because the mean of its divisors is an integer number (1347131074950).

Almost surely, 2^{16668501833352} is an apocalyptic number.

16668501833352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16668501833352 is an abundant number, since it is smaller than the sum of its proper divisors (26439692565048).

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

16668501833352 is a wasteful number, since it uses less digits than its factorization.

16668501833352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23948996925 (or 23948996921 counting only the distinct ones).

The product of its (nonzero) digits is 18662400, while the sum is 57.

The spelling of 16668501833352 in words is "sixteen trillion, six hundred sixty-eight billion, five hundred one million, eight hundred thirty-three thousand, three hundred fifty-two".