3520416411641 has 2 divisors, whose sum is σ = 3520416411642. Its totient is φ = 3520416411640.

The previous prime is 3520416411637. The next prime is 3520416411647. The reversal of 3520416411641 is 1461146140253.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1796079752041 + 1724336659600 = 1340179^2 + 1313140^2 .

It is a cyclic number.

It is not a de Polignac number, because 3520416411641 - 2² = 3520416411637 is a prime.

It is a super-2 number, since 2×3520416411641² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3520416411595 and 3520416411604.

It is not a weakly prime, because it can be changed into another prime (3520416411647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1760208205820 + 1760208205821.

It is an arithmetic number, because the mean of its divisors is an integer number (1760208205821).

Almost surely, 2^{3520416411641} is an apocalyptic number.

It is an amenable number.

3520416411641 is a deficient number, since it is larger than the sum of its proper divisors (1).

3520416411641 is an equidigital number, since it uses as much as digits as its factorization.

3520416411641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 3520416411641 in words is "three trillion, five hundred twenty billion, four hundred sixteen million, four hundred eleven thousand, six hundred forty-one".