16001403625143 has 40 divisors (see below), whose sum is σ = 24482108934800. Its totient is φ = 10409769240192.

The previous prime is 16001403625127. The next prime is 16001403625201. The reversal of 16001403625143 is 34152630410061.

16001403625143 is a `hidden beast` number, since 1 + 6 + 0 + 0 + 14 + 0 + 3 + 625 + 14 + 3 = 666.

It is not a de Polignac number, because 16001403625143 - 2⁴ = 16001403625127 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16001403625098 and 16001403625107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16001403625043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1574523 + ... + 5872131.

It is an arithmetic number, because the mean of its divisors is an integer number (612052723370).

Almost surely, 2^{16001403625143} is an apocalyptic number.

16001403625143 is a deficient number, since it is larger than the sum of its proper divisors (8480705309657).

16001403625143 is a wasteful number, since it uses less digits than its factorization.

16001403625143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4298733 (or 4298724 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 16001403625143 in words is "sixteen trillion, one billion, four hundred three million, six hundred twenty-five thousand, one hundred forty-three".