40746650149 has 2 divisors, whose sum is σ = 40746650150. Its totient is φ = 40746650148.

The previous prime is 40746650111. The next prime is 40746650171. The reversal of 40746650149 is 94105664704.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36416088900 + 4330561249 = 190830^2 + 65807^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40746650149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40746650099 and 40746650108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40746654149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20373325074 + 20373325075.

It is an arithmetic number, because the mean of its divisors is an integer number (20373325075).

Almost surely, 2^40746650149 is an apocalyptic number.

It is an amenable number.

40746650149 is a deficient number, since it is larger than the sum of its proper divisors (1).

40746650149 is an equidigital number, since it uses as much as digits as its factorization.

40746650149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 40746650149 in words is "forty billion, seven hundred forty-six million, six hundred fifty thousand, one hundred forty-nine".