16361040745644 has 288 divisors, whose sum is σ = 46398865379328. Its totient is φ = 4390818969600.

The previous prime is 16361040745627. The next prime is 16361040745667. The reversal of 16361040745644 is 44654704016361.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 862323342 + ... + 862342314.

It is an arithmetic number, because the mean of its divisors is an integer number (161107171456).

Almost surely, 2^{16361040745644} is an apocalyptic number.

16361040745644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16361040745644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23199432689664).

16361040745644 is an abundant number, since it is smaller than the sum of its proper divisors (30037824633684).

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

16361040745644 is a wasteful number, since it uses less digits than its factorization.

16361040745644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19297 (or 19254 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 51.

The spelling of 16361040745644 in words is "sixteen trillion, three hundred sixty-one billion, forty million, seven hundred forty-five thousand, six hundred forty-four".