40104744137 has 2 divisors, whose sum is σ = 40104744138. Its totient is φ = 40104744136.

The previous prime is 40104744109. The next prime is 40104744181. The reversal of 40104744137 is 73144740104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30758495161 + 9346248976 = 175381^2 + 96676^2 .

It is a cyclic number.

It is not a de Polignac number, because 40104744137 - 2³⁰ = 39031002313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40104744097 and 40104744106.

It is not a weakly prime, because it can be changed into another prime (40104743137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20052372068 + 20052372069.

It is an arithmetic number, because the mean of its divisors is an integer number (20052372069).

Almost surely, 2^40104744137 is an apocalyptic number.

It is an amenable number.

40104744137 is a deficient number, since it is larger than the sum of its proper divisors (1).

40104744137 is an equidigital number, since it uses as much as digits as its factorization.

40104744137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37632, while the sum is 35.

The spelling of 40104744137 in words is "forty billion, one hundred four million, seven hundred forty-four thousand, one hundred thirty-seven".