76040339761 has 2 divisors, whose sum is σ = 76040339762. Its totient is φ = 76040339760.

The previous prime is 76040339707. The next prime is 76040339801. The reversal of 76040339761 is 16793304067.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56670659136 + 19369680625 = 238056^2 + 139175^2 .

It is an emirp because it is prime and its reverse (16793304067) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 76040339761 - 2¹³ = 76040331569 is a prime.

It is not a weakly prime, because it can be changed into another prime (76040339701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38020169880 + 38020169881.

It is an arithmetic number, because the mean of its divisors is an integer number (38020169881).

Almost surely, 2^76040339761 is an apocalyptic number.

It is an amenable number.

76040339761 is a deficient number, since it is larger than the sum of its proper divisors (1).

76040339761 is an equidigital number, since it uses as much as digits as its factorization.

76040339761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 571536, while the sum is 46.

The spelling of 76040339761 in words is "seventy-six billion, forty million, three hundred thirty-nine thousand, seven hundred sixty-one".