72810757367111 has 2 divisors, whose sum is σ = 72810757367112. Its totient is φ = 72810757367110.

The previous prime is 72810757367071. The next prime is 72810757367141. The reversal of 72810757367111 is 11176375701827.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72810757367111 - 2³⁸ = 72535879460167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72810757367141) 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, 36405378683555 + 36405378683556.

It is an arithmetic number, because the mean of its divisors is an integer number (36405378683556).

Almost surely, 2^{72810757367111} is an apocalyptic number.

72810757367111 is a deficient number, since it is larger than the sum of its proper divisors (1).

72810757367111 is an equidigital number, since it uses as much as digits as its factorization.

72810757367111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3457440, while the sum is 56.

The spelling of 72810757367111 in words is "seventy-two trillion, eight hundred ten billion, seven hundred fifty-seven million, three hundred sixty-seven thousand, one hundred eleven".