16617004944 has 20 divisors (see below), whose sum is σ = 42927262896. Its totient is φ = 5539001632.

The previous prime is 16617004931. The next prime is 16617004949. The reversal of 16617004944 is 44940071661.

It is a super-2 number, since 2×16617004944² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16617004896 and 16617004905.

It is not an unprimeable number, because it can be changed into a prime (16617004949) 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, 173093754 + ... + 173093849.

Almost surely, 2^16617004944 is an apocalyptic number.

It is an amenable number.

16617004944 is an abundant number, since it is smaller than the sum of its proper divisors (26310257952).

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

16617004944 is a wasteful number, since it uses less digits than its factorization.

16617004944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346187614 (or 346187608 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The spelling of 16617004944 in words is "sixteen billion, six hundred seventeen million, four thousand, nine hundred forty-four".