3575003571821 has 8 divisors (see below), whose sum is σ = 3904576009824. Its totient is φ = 3246193152720.

The previous prime is 3575003571781. The next prime is 3575003571827. The reversal of 3575003571821 is 1281753005753.

3575003571821 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3575003571821 - 2¹⁰ = 3575003570797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3575003571827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190494911 + ... + 190513676.

It is an arithmetic number, because the mean of its divisors is an integer number (488072001228).

Almost surely, 2^{3575003571821} is an apocalyptic number.

It is an amenable number.

3575003571821 is a deficient number, since it is larger than the sum of its proper divisors (329572438003).

3575003571821 is a wasteful number, since it uses less digits than its factorization.

3575003571821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381009451.

The product of its (nonzero) digits is 882000, while the sum is 47.

The spelling of 3575003571821 in words is "three trillion, five hundred seventy-five billion, three million, five hundred seventy-one thousand, eight hundred twenty-one".