3350221604437 has 2 divisors, whose sum is σ = 3350221604438. Its totient is φ = 3350221604436.

The previous prime is 3350221604417. The next prime is 3350221604449. The reversal of 3350221604437 is 7344061220533.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3330336656241 + 19884948196 = 1824921^2 + 141014^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3350221604437 is a prime.

It is a super-2 number, since 2×3350221604437² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3350221604437.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3350221604417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1675110802218 + 1675110802219.

It is an arithmetic number, because the mean of its divisors is an integer number (1675110802219).

Almost surely, 2^{3350221604437} is an apocalyptic number.

It is an amenable number.

3350221604437 is a deficient number, since it is larger than the sum of its proper divisors (1).

3350221604437 is an equidigital number, since it uses as much as digits as its factorization.

3350221604437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 40.

The spelling of 3350221604437 in words is "three trillion, three hundred fifty billion, two hundred twenty-one million, six hundred four thousand, four hundred thirty-seven".