16003348704 has 144 divisors (see below), whose sum is σ = 52057893888. Its totient is φ = 4568253696.

The previous prime is 16003348703. The next prime is 16003348721. The reversal of 16003348704 is 40784330061.

16003348704 is a `hidden beast` number, since 1 + 600 + 3 + 3 + 48 + 7 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×16003348704² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16003348703) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2752969 + ... + 2758775.

It is an arithmetic number, because the mean of its divisors is an integer number (361513152).

Almost surely, 2^16003348704 is an apocalyptic number.

16003348704 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 16003348704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26028946944).

16003348704 is an abundant number, since it is smaller than the sum of its proper divisors (36054545184).

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

16003348704 is a wasteful number, since it uses less digits than its factorization.

16003348704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7197 (or 7186 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

Adding to 16003348704 its reverse (40784330061), we get a palindrome (56787678765).

The spelling of 16003348704 in words is "sixteen billion, three million, three hundred forty-eight thousand, seven hundred four".