16441840961316 has 81 divisors (see below), whose sum is σ = 43448378643579. Its totient is φ = 5242147690032.

The previous prime is 16441840961311. The next prime is 16441840961323. The reversal of 16441840961316 is 61316904814461.

The square root of 16441840961316 is 4054854.

It is a perfect power (a square), and thus also a powerful number.

16441840961316 is a `hidden beast` number, since 1 + 6 + 4 + 4 + 1 + 8 + 4 + 0 + 9 + 613 + 16 = 666.

It is a super-3 number, since 3×16441840961316³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (16441840961311) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 559555161 + ... + 559584543.

Almost surely, 2^{16441840961316} is an apocalyptic number.

16441840961316 is the 4054854-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16441840961316

16441840961316 is an abundant number, since it is smaller than the sum of its proper divisors (27006537682263).

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

16441840961316 is an frugal number, since it uses more digits than its factorization.

16441840961316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58822 (or 29411 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 54.

The spelling of 16441840961316 in words is "sixteen trillion, four hundred forty-one billion, eight hundred forty million, nine hundred sixty-one thousand, three hundred sixteen".