338441050621 has 2 divisors, whose sum is σ = 338441050622. Its totient is φ = 338441050620.

The previous prime is 338441050583. The next prime is 338441050627. The reversal of 338441050621 is 126050144833.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 249114784996 + 89326265625 = 499114^2 + 298875^2 .

It is a cyclic number.

It is not a de Polignac number, because 338441050621 - 2¹⁷ = 338440919549 is a prime.

It is a super-2 number, since 2×338441050621² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (338441050627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169220525310 + 169220525311.

It is an arithmetic number, because the mean of its divisors is an integer number (169220525311).

Almost surely, 2^338441050621 is an apocalyptic number.

It is an amenable number.

338441050621 is a deficient number, since it is larger than the sum of its proper divisors (1).

338441050621 is an equidigital number, since it uses as much as digits as its factorization.

338441050621 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 37.

The spelling of 338441050621 in words is "three hundred thirty-eight billion, four hundred forty-one million, fifty thousand, six hundred twenty-one".