16004572043346 has 12 divisors (see below), whose sum is σ = 34676572760622. Its totient is φ = 5334857347776.

The previous prime is 16004572043309. The next prime is 16004572043347. The reversal of 16004572043346 is 64334027540061.

16004572043346 is a `hidden beast` number, since 1 + 6 + 0 + 0 + 4 + 572 + 0 + 4 + 33 + 46 = 666.

16004572043346 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 10805282805321 + 5199289238025 = 3287139^2 + 2280195^2 .

It is a super-2 number, since 2×16004572043346² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16004572043347) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 444571445631 + ... + 444571445666.

Almost surely, 2^{16004572043346} is an apocalyptic number.

16004572043346 is an abundant number, since it is smaller than the sum of its proper divisors (18672000717276).

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

16004572043346 is a wasteful number, since it uses less digits than its factorization.

16004572043346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889142891305 (or 889142891302 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 45.

The spelling of 16004572043346 in words is "sixteen trillion, four billion, five hundred seventy-two million, forty-three thousand, three hundred forty-six".