3521242004461 has 4 divisors (see below), whose sum is σ = 3521400220800. Its totient is φ = 3521083788124.

The previous prime is 3521242004443. The next prime is 3521242004509. The reversal of 3521242004461 is 1644002421253.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3521242004461 - 2⁹ = 3521242003949 is a prime.

It is a super-2 number, since 2×3521242004461² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3521242004261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79074781 + ... + 79119298.

It is an arithmetic number, because the mean of its divisors is an integer number (880350055200).

Almost surely, 2^{3521242004461} is an apocalyptic number.

It is an amenable number.

3521242004461 is a deficient number, since it is larger than the sum of its proper divisors (158216339).

3521242004461 is a wasteful number, since it uses less digits than its factorization.

3521242004461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158216338.

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 3521242004461 in words is "three trillion, five hundred twenty-one billion, two hundred forty-two million, four thousand, four hundred sixty-one".