77371106699 has 2 divisors, whose sum is σ = 77371106700. Its totient is φ = 77371106698.

The previous prime is 77371106693. The next prime is 77371106717. The reversal of 77371106699 is 99660117377.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 77371106699 - 2¹² = 77371102603 is a prime.

It is not a weakly prime, because it can be changed into another prime (77371106693) 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, 38685553349 + 38685553350.

It is an arithmetic number, because the mean of its divisors is an integer number (38685553350).

Almost surely, 2^77371106699 is an apocalyptic number.

77371106699 is a deficient number, since it is larger than the sum of its proper divisors (1).

77371106699 is an equidigital number, since it uses as much as digits as its factorization.

77371106699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3000564, while the sum is 56.

The spelling of 77371106699 in words is "seventy-seven billion, three hundred seventy-one million, one hundred six thousand, six hundred ninety-nine".