77254323819811 has 2 divisors, whose sum is σ = 77254323819812. Its totient is φ = 77254323819810.

The previous prime is 77254323819769. The next prime is 77254323819833. The reversal of 77254323819811 is 11891832345277.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 77254323819811 - 2⁴¹ = 75055300564259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 77254323819811.

It is not a weakly prime, because it can be changed into another prime (77254323811811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38627161909905 + 38627161909906.

It is an arithmetic number, because the mean of its divisors is an integer number (38627161909906).

Almost surely, 2^{77254323819811} is an apocalyptic number.

77254323819811 is a deficient number, since it is larger than the sum of its proper divisors (1).

77254323819811 is an equidigital number, since it uses as much as digits as its factorization.

77254323819811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20321280, while the sum is 61.

The spelling of 77254323819811 in words is "seventy-seven trillion, two hundred fifty-four billion, three hundred twenty-three million, eight hundred nineteen thousand, eight hundred eleven".