40972844767 has 2 divisors, whose sum is σ = 40972844768. Its totient is φ = 40972844766.

The previous prime is 40972844741. The next prime is 40972844789. The reversal of 40972844767 is 76744827904.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40972844767 - 2¹⁹ = 40972320479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40972844867) 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, 20486422383 + 20486422384.

It is an arithmetic number, because the mean of its divisors is an integer number (20486422384).

Almost surely, 2^40972844767 is an apocalyptic number.

40972844767 is a deficient number, since it is larger than the sum of its proper divisors (1).

40972844767 is an equidigital number, since it uses as much as digits as its factorization.

40972844767 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18966528, while the sum is 58.

The spelling of 40972844767 in words is "forty billion, nine hundred seventy-two million, eight hundred forty-four thousand, seven hundred sixty-seven".