2030393645549 has 2 divisors, whose sum is σ = 2030393645550. Its totient is φ = 2030393645548.

The previous prime is 2030393645519. The next prime is 2030393645561. The reversal of 2030393645549 is 9455463930302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1112328808900 + 918064836649 = 1054670^2 + 958157^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2030393645549 is a prime.

It is a super-2 number, since 2×2030393645549² (a number of 25 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 2030393645549.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2030393645509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015196822774 + 1015196822775.

It is an arithmetic number, because the mean of its divisors is an integer number (1015196822775).

Almost surely, 2^{2030393645549} is an apocalyptic number.

It is an amenable number.

2030393645549 is a deficient number, since it is larger than the sum of its proper divisors (1).

2030393645549 is an equidigital number, since it uses as much as digits as its factorization.

2030393645549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10497600, while the sum is 53.

The spelling of 2030393645549 in words is "two trillion, thirty billion, three hundred ninety-three million, six hundred forty-five thousand, five hundred forty-nine".