16452771165344 has 48 divisors (see below), whose sum is σ = 33509454126120. Its totient is φ = 7942452510720.

The previous prime is 16452771165293. The next prime is 16452771165349. The reversal of 16452771165344 is 44356117725461.

It can be written as a sum of positive squares in 4 ways, for example, as 5204877216400 + 11247893948944 = 2281420^2 + 3353788^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16452771165344.

It is not an unprimeable number, because it can be changed into a prime (16452771165349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29157632 + ... + 29716544.

Almost surely, 2^{16452771165344} is an apocalyptic number.

It is an amenable number.

16452771165344 is an abundant number, since it is smaller than the sum of its proper divisors (17056682960776).

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

16452771165344 is a wasteful number, since it uses less digits than its factorization.

16452771165344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590673 (or 590665 counting only the distinct ones).

The product of its digits is 16934400, while the sum is 56.

The spelling of 16452771165344 in words is "sixteen trillion, four hundred fifty-two billion, seven hundred seventy-one million, one hundred sixty-five thousand, three hundred forty-four".