40736185717771 has 2 divisors, whose sum is σ = 40736185717772. Its totient is φ = 40736185717770.

The previous prime is 40736185717639. The next prime is 40736185717783. The reversal of 40736185717771 is 17771758163704.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40736185717771 - 2²⁷ = 40736051500043 is a prime.

It is not a weakly prime, because it can be changed into another prime (40736185727771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20368092858885 + 20368092858886.

It is an arithmetic number, because the mean of its divisors is an integer number (20368092858886).

Almost surely, 2^{40736185717771} is an apocalyptic number.

40736185717771 is a deficient number, since it is larger than the sum of its proper divisors (1).

40736185717771 is an equidigital number, since it uses as much as digits as its factorization.

40736185717771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48404160, while the sum is 64.

The spelling of 40736185717771 in words is "forty trillion, seven hundred thirty-six billion, one hundred eighty-five million, seven hundred seventeen thousand, seven hundred seventy-one".