40056144184139 has 2 divisors, whose sum is σ = 40056144184140. Its totient is φ = 40056144184138.

The previous prime is 40056144184099. The next prime is 40056144184283. The reversal of 40056144184139 is 93148144165004.

40056144184139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40056144184139 - 2⁴⁴ = 22463958139723 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (40056144184339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20028072092069 + 20028072092070.

It is an arithmetic number, because the mean of its divisors is an integer number (20028072092070).

Almost surely, 2^{40056144184139} is an apocalyptic number.

40056144184139 is a deficient number, since it is larger than the sum of its proper divisors (1).

40056144184139 is an equidigital number, since it uses as much as digits as its factorization.

40056144184139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1658880, while the sum is 50.

The spelling of 40056144184139 in words is "forty trillion, fifty-six billion, one hundred forty-four million, one hundred eighty-four thousand, one hundred thirty-nine".