16028398067976 has 256 divisors, whose sum is σ = 52088974848000. Its totient is φ = 4472105126400.

The previous prime is 16028398067921. The next prime is 16028398067987. The reversal of 16028398067976 is 67976089382061.

16028398067976 is a `hidden beast` number, since 1 + 602 + 8 + 3 + 9 + 8 + 0 + 6 + 7 + 9 + 7 + 6 = 666.

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

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, 12875460 + ... + 14065356.

It is an arithmetic number, because the mean of its divisors is an integer number (203472558000).

Almost surely, 2^{16028398067976} 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 16028398067976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26044487424000).

16028398067976 is an abundant number, since it is smaller than the sum of its proper divisors (36060576780024).

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

16028398067976 is a wasteful number, since it uses less digits than its factorization.

16028398067976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190129 (or 1190119 counting only the distinct ones).

The product of its (nonzero) digits is 329204736, while the sum is 72.

The spelling of 16028398067976 in words is "sixteen trillion, twenty-eight billion, three hundred ninety-eight million, sixty-seven thousand, nine hundred seventy-six".