16774003968 has 144 divisors (see below), whose sum is σ = 46512446400. Its totient is φ = 5361909760.

The previous prime is 16774003933. The next prime is 16774004059. The reversal of 16774003968 is 86930047761.

It is a self number, because there is not a number n which added to its sum of digits gives 16774003968.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1853278 + ... + 1862306.

It is an arithmetic number, because the mean of its divisors is an integer number (323003100).

Almost surely, 2^16774003968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16774003968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23256223200).

16774003968 is an abundant number, since it is smaller than the sum of its proper divisors (29738442432).

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

16774003968 is an equidigital number, since it uses as much as digits as its factorization.

16774003968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9148 (or 9134 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 51.

The spelling of 16774003968 in words is "sixteen billion, seven hundred seventy-four million, three thousand, nine hundred sixty-eight".