43695050149 has 2 divisors, whose sum is σ = 43695050150. Its totient is φ = 43695050148.

The previous prime is 43695050083. The next prime is 43695050153. The reversal of 43695050149 is 94105059634.

43695050149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30208873249 + 13486176900 = 173807^2 + 116130^2 .

It is a cyclic number.

It is not a de Polignac number, because 43695050149 - 2²¹ = 43692952997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43695050099 and 43695050108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43695050249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21847525074 + 21847525075.

It is an arithmetic number, because the mean of its divisors is an integer number (21847525075).

Almost surely, 2^43695050149 is an apocalyptic number.

It is an amenable number.

43695050149 is a deficient number, since it is larger than the sum of its proper divisors (1).

43695050149 is an equidigital number, since it uses as much as digits as its factorization.

43695050149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 583200, while the sum is 46.

The spelling of 43695050149 in words is "forty-three billion, six hundred ninety-five million, fifty thousand, one hundred forty-nine".