77045653617371 has 2 divisors, whose sum is σ = 77045653617372. Its totient is φ = 77045653617370.

The previous prime is 77045653617341. The next prime is 77045653617407. The reversal of 77045653617371 is 17371635654077.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 77045653617371 - 2¹⁴ = 77045653600987 is a prime.

It is not a weakly prime, because it can be changed into another prime (77045653617341) 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, 38522826808685 + 38522826808686.

It is an arithmetic number, because the mean of its divisors is an integer number (38522826808686).

Almost surely, 2^{77045653617371} is an apocalyptic number.

77045653617371 is a deficient number, since it is larger than the sum of its proper divisors (1).

77045653617371 is an equidigital number, since it uses as much as digits as its factorization.

77045653617371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77792400, while the sum is 62.

The spelling of 77045653617371 in words is "seventy-seven trillion, forty-five billion, six hundred fifty-three million, six hundred seventeen thousand, three hundred seventy-one".