3521350056 has 128 divisors (see below), whose sum is σ = 10551571200. Its totient is φ = 958003200.

The previous prime is 3521350043. The next prime is 3521350061. The reversal of 3521350056 is 6500531253.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 350706 + ... + 360606.

It is an arithmetic number, because the mean of its divisors is an integer number (82434150).

Almost surely, 2^3521350056 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 3521350056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5275785600).

3521350056 is an abundant number, since it is smaller than the sum of its proper divisors (7030221144).

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

3521350056 is a wasteful number, since it uses less digits than its factorization.

3521350056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10019 (or 10015 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 30.

The square root of 3521350056 is about 59340.9644006567. The cubic root of 3521350056 is about 1521.3754366735.

The spelling of 3521350056 in words is "three billion, five hundred twenty-one million, three hundred fifty thousand, fifty-six".