40761967940143 has 2 divisors, whose sum is σ = 40761967940144. Its totient is φ = 40761967940142.

The previous prime is 40761967940081. The next prime is 40761967940147. The reversal of 40761967940143 is 34104976916704.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40761967940143 - 2⁴¹ = 38562944684591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40761967940147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20380983970071 + 20380983970072.

It is an arithmetic number, because the mean of its divisors is an integer number (20380983970072).

Almost surely, 2^{40761967940143} is an apocalyptic number.

40761967940143 is a deficient number, since it is larger than the sum of its proper divisors (1).

40761967940143 is an equidigital number, since it uses as much as digits as its factorization.

40761967940143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27433728, while the sum is 61.

The spelling of 40761967940143 in words is "forty trillion, seven hundred sixty-one billion, nine hundred sixty-seven million, nine hundred forty thousand, one hundred forty-three".