40018736027 has 2 divisors, whose sum is σ = 40018736028. Its totient is φ = 40018736026.

The previous prime is 40018736011. The next prime is 40018736047. The reversal of 40018736027 is 72063781004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40018736027 - 2⁴ = 40018736011 is a prime.

It is not a weakly prime, because it can be changed into another prime (40018736047) 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, 20009368013 + 20009368014.

It is an arithmetic number, because the mean of its divisors is an integer number (20009368014).

Almost surely, 2^40018736027 is an apocalyptic number.

40018736027 is a deficient number, since it is larger than the sum of its proper divisors (1).

40018736027 is an equidigital number, since it uses as much as digits as its factorization.

40018736027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 38.

The spelling of 40018736027 in words is "forty billion, eighteen million, seven hundred thirty-six thousand, twenty-seven".