3503440560 has 80 divisors (see below), whose sum is σ = 10899525600. Its totient is φ = 930908160.

The previous prime is 3503440559. The next prime is 3503440573. The reversal of 3503440560 is 650443053.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×3503440560² = 24548191514906227200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 41466 + ... + 93414.

It is an arithmetic number, because the mean of its divisors is an integer number (136244070).

Almost surely, 2^3503440560 is an apocalyptic number.

3503440560 is a gapful number since it is divisible by the number (30) 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 3503440560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5449762800).

3503440560 is an abundant number, since it is smaller than the sum of its proper divisors (7396085040).

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

3503440560 is a wasteful number, since it uses less digits than its factorization.

3503440560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52246 (or 52240 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 3503440560 is about 59189.8687276801. The cubic root of 3503440560 is about 1518.7918261779.

The spelling of 3503440560 in words is "three billion, five hundred three million, four hundred forty thousand, five hundred sixty".