2318735472149 has 2 divisors, whose sum is σ = 2318735472150. Its totient is φ = 2318735472148.

The previous prime is 2318735472073. The next prime is 2318735472203. The reversal of 2318735472149 is 9412745378132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2283671037124 + 35064435025 = 1511182^2 + 187255^2 .

It is a cyclic number.

It is not a de Polignac number, because 2318735472149 - 2²⁰ = 2318734423573 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2318735472094 and 2318735472103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2318735472649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1159367736074 + 1159367736075.

It is an arithmetic number, because the mean of its divisors is an integer number (1159367736075).

Almost surely, 2^{2318735472149} is an apocalyptic number.

It is an amenable number.

2318735472149 is a deficient number, since it is larger than the sum of its proper divisors (1).

2318735472149 is an equidigital number, since it uses as much as digits as its factorization.

2318735472149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10160640, while the sum is 56.

The spelling of 2318735472149 in words is "two trillion, three hundred eighteen billion, seven hundred thirty-five million, four hundred seventy-two thousand, one hundred forty-nine".