16494969762432 has 768 divisors, whose sum is σ = 58004110540800. Its totient is φ = 4599192213504.

The previous prime is 16494969762421. The next prime is 16494969762449. The reversal of 16494969762432 is 23426796949461.

16494969762432 is a `hidden beast` number, since 1 + 6 + 4 + 9 + 49 + 6 + 97 + 62 + 432 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2921011833 + ... + 2921017479.

It is an arithmetic number, because the mean of its divisors is an integer number (75526185600).

Almost surely, 2^{16494969762432} is an apocalyptic number.

16494969762432 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 16494969762432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29002055270400).

16494969762432 is an abundant number, since it is smaller than the sum of its proper divisors (41509140778368).

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

16494969762432 is a wasteful number, since it uses less digits than its factorization.

16494969762432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6098 (or 6073 counting only the distinct ones).

The product of its digits is 846526464, while the sum is 72.

The spelling of 16494969762432 in words is "sixteen trillion, four hundred ninety-four billion, nine hundred sixty-nine million, seven hundred sixty-two thousand, four hundred thirty-two".