3516321344 has 112 divisors (see below), whose sum is σ = 7664884848. Its totient is φ = 1593704448.

The previous prime is 3516321337. The next prime is 3516321349. The reversal of 3516321344 is 4431236153.

It can be written as a sum of positive squares in 8 ways, for example, as 161594944 + 3354726400 = 12712^2 + 57920^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 3516321344.

It is not an unprimeable number, because it can be changed into a prime (3516321349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4548542 + ... + 4549314.

Almost surely, 2^3516321344 is an apocalyptic number.

3516321344 is a gapful number since it is divisible by the number (34) 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 3516321344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3832442424).

3516321344 is an abundant number, since it is smaller than the sum of its proper divisors (4148563504).

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

3516321344 is a wasteful number, since it uses less digits than its factorization.

3516321344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952 (or 942 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 3516321344 is about 59298.5779256130. The cubic root of 3516321344 is about 1520.6508846774.

Adding to 3516321344 its reverse (4431236153), we get a palindrome (7947557497).

The spelling of 3516321344 in words is "three billion, five hundred sixteen million, three hundred twenty-one thousand, three hundred forty-four".