3500003531860 has 96 divisors (see below), whose sum is σ = 8054022316032. Its totient is φ = 1267047342720.

The previous prime is 3500003531837. The next prime is 3500003531881. The reversal of 3500003531860 is 681353000053.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90647319 + ... + 90685921.

It is an arithmetic number, because the mean of its divisors is an integer number (83896065792).

Almost surely, 2^{3500003531860} 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 3500003531860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4027011158016).

3500003531860 is an abundant number, since it is smaller than the sum of its proper divisors (4554018784172).

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

3500003531860 is a wasteful number, since it uses less digits than its factorization.

3500003531860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40453 (or 40451 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 34.

The spelling of 3500003531860 in words is "three trillion, five hundred billion, three million, five hundred thirty-one thousand, eight hundred sixty".