3561332516 has 48 divisors (see below), whose sum is σ = 7556976000. Its totient is φ = 1433584128.

The previous prime is 3561332503. The next prime is 3561332519. The reversal of 3561332516 is 6152331653.

It is not an unprimeable number, because it can be changed into a prime (3561332519) 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, 234935 + ... + 249633.

It is an arithmetic number, because the mean of its divisors is an integer number (157437000).

Almost surely, 2^3561332516 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 3561332516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3778488000).

3561332516 is an abundant number, since it is smaller than the sum of its proper divisors (3995643484).

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

3561332516 is a wasteful number, since it uses less digits than its factorization.

3561332516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15236 (or 15234 counting only the distinct ones).

The product of its digits is 48600, while the sum is 35.

The square root of 3561332516 is about 59676.9010254386. The cubic root of 3561332516 is about 1527.1118305641. Note that the first 3 decimals are identical.

The spelling of 3561332516 in words is "three billion, five hundred sixty-one million, three hundred thirty-two thousand, five hundred sixteen".