3416555621 has 2 divisors, whose sum is σ = 3416555622. Its totient is φ = 3416555620.

The previous prime is 3416555599. The next prime is 3416555633. The reversal of 3416555621 is 1265556143.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3173632225 + 242923396 = 56335^2 + 15586^2 .

It is a cyclic number.

It is not a de Polignac number, because 3416555621 - 2¹⁴ = 3416539237 is a prime.

It is a super-2 number, since 2×3416555621² = 23345704622773391282, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3416555521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1708277810 + 1708277811.

It is an arithmetic number, because the mean of its divisors is an integer number (1708277811).

Almost surely, 2^3416555621 is an apocalyptic number.

It is an amenable number.

3416555621 is a deficient number, since it is larger than the sum of its proper divisors (1).

3416555621 is an equidigital number, since it uses as much as digits as its factorization.

3416555621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108000, while the sum is 38.

The square root of 3416555621 is about 58451.3098313460. The cubic root of 3416555621 is about 1506.1312923190.

The spelling of 3416555621 in words is "three billion, four hundred sixteen million, five hundred fifty-five thousand, six hundred twenty-one".