2345593660549 has 2 divisors, whose sum is σ = 2345593660550. Its totient is φ = 2345593660548.

The previous prime is 2345593660519. The next prime is 2345593660649. The reversal of 2345593660549 is 9450663955432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1584119269924 + 761474390625 = 1258618^2 + 872625^2 .

It is a cyclic number.

It is not a de Polignac number, because 2345593660549 - 2²⁹ = 2345056789637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2345593660519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1172796830274 + 1172796830275.

It is an arithmetic number, because the mean of its divisors is an integer number (1172796830275).

Almost surely, 2^{2345593660549} is an apocalyptic number.

It is an amenable number.

2345593660549 is a deficient number, since it is larger than the sum of its proper divisors (1).

2345593660549 is an equidigital number, since it uses as much as digits as its factorization.

2345593660549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976000, while the sum is 61.

The spelling of 2345593660549 in words is "two trillion, three hundred forty-five billion, five hundred ninety-three million, six hundred sixty thousand, five hundred forty-nine".