3480820056613 has 2 divisors, whose sum is σ = 3480820056614. Its totient is φ = 3480820056612.

The previous prime is 3480820056611. The next prime is 3480820056689. The reversal of 3480820056613 is 3166500280843.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2488260166084 + 992559890529 = 1577422^2 + 996273^2 .

It is a cyclic number.

It is not a de Polignac number, because 3480820056613 - 2¹ = 3480820056611 is a prime.

It is a super-2 number, since 2×3480820056613² (a number of 26 digits) contains 22 as substring.

Together with 3480820056611, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3480820056611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1740410028306 + 1740410028307.

It is an arithmetic number, because the mean of its divisors is an integer number (1740410028307).

Almost surely, 2^{3480820056613} is an apocalyptic number.

It is an amenable number.

3480820056613 is a deficient number, since it is larger than the sum of its proper divisors (1).

3480820056613 is an equidigital number, since it uses as much as digits as its factorization.

3480820056613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 829440, while the sum is 46.

The spelling of 3480820056613 in words is "three trillion, four hundred eighty billion, eight hundred twenty million, fifty-six thousand, six hundred thirteen".