16001335603043 has 16 divisors (see below), whose sum is σ = 18738583524864. Its totient is φ = 13377113125440.

The previous prime is 16001335603031. The next prime is 16001335603051. The reversal of 16001335603043 is 34030653310061.

It is not a de Polignac number, because 16001335603043 - 2⁴ = 16001335603027 is a prime.

It is a super-2 number, since 2×16001335603043² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16001335602994 and 16001335603012.

It is not an unprimeable number, because it can be changed into a prime (16001335603063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6891605 + ... + 8916102.

It is an arithmetic number, because the mean of its divisors is an integer number (1171161470304).

Almost surely, 2^{16001335603043} is an apocalyptic number.

16001335603043 is a deficient number, since it is larger than the sum of its proper divisors (2737247921821).

16001335603043 is a wasteful number, since it uses less digits than its factorization.

16001335603043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15811282.

The product of its (nonzero) digits is 58320, while the sum is 35.

The spelling of 16001335603043 in words is "sixteen trillion, one billion, three hundred thirty-five million, six hundred three thousand, forty-three".