363445343389 has 2 divisors, whose sum is σ = 363445343390. Its totient is φ = 363445343388.

The previous prime is 363445343383. The next prime is 363445343461. The reversal of 363445343389 is 983343544363.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 220895300025 + 142550043364 = 469995^2 + 377558^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-363445343389 is a prime.

It is a super-2 number, since 2×363445343389² (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 (363445343383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181722671694 + 181722671695.

It is an arithmetic number, because the mean of its divisors is an integer number (181722671695).

Almost surely, 2^363445343389 is an apocalyptic number.

It is an amenable number.

363445343389 is a deficient number, since it is larger than the sum of its proper divisors (1).

363445343389 is an equidigital number, since it uses as much as digits as its factorization.

363445343389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33592320, while the sum is 55.

The spelling of 363445343389 in words is "three hundred sixty-three billion, four hundred forty-five million, three hundred forty-three thousand, three hundred eighty-nine".