16433321073542 has 8 divisors (see below), whose sum is σ = 24660180203256. Its totient is φ = 8213261005792.

The previous prime is 16433321073541. The next prime is 16433321073601. The reversal of 16433321073542 is 24537012333461.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×16433321073542² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16433321073493 and 16433321073502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16433321073541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1699759448 + ... + 1699769115.

It is an arithmetic number, because the mean of its divisors is an integer number (3082522525407).

Almost surely, 2^{16433321073542} is an apocalyptic number.

16433321073542 is a deficient number, since it is larger than the sum of its proper divisors (8226859129714).

16433321073542 is a wasteful number, since it uses less digits than its factorization.

16433321073542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3399530982.

The product of its (nonzero) digits is 1088640, while the sum is 44.

The spelling of 16433321073542 in words is "sixteen trillion, four hundred thirty-three billion, three hundred twenty-one million, seventy-three thousand, five hundred forty-two".