366518410949 has 2 divisors, whose sum is σ = 366518410950. Its totient is φ = 366518410948.

The previous prime is 366518410873. The next prime is 366518410987. The reversal of 366518410949 is 949014815663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 246745660225 + 119772750724 = 496735^2 + 346082^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-366518410949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 366518410894 and 366518410903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (366518410249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183259205474 + 183259205475.

It is an arithmetic number, because the mean of its divisors is an integer number (183259205475).

Almost surely, 2^366518410949 is an apocalyptic number.

It is an amenable number.

366518410949 is a deficient number, since it is larger than the sum of its proper divisors (1).

366518410949 is an equidigital number, since it uses as much as digits as its factorization.

366518410949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5598720, while the sum is 56.

The spelling of 366518410949 in words is "three hundred sixty-six billion, five hundred eighteen million, four hundred ten thousand, nine hundred forty-nine".