71373422420899 has 2 divisors, whose sum is σ = 71373422420900. Its totient is φ = 71373422420898.

The previous prime is 71373422420863. The next prime is 71373422420947. The reversal of 71373422420899 is 99802422437317.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71373422420899 - 2¹³ = 71373422412707 is a prime.

It is not a weakly prime, because it can be changed into another prime (71373422450899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35686711210449 + 35686711210450.

It is an arithmetic number, because the mean of its divisors is an integer number (35686711210450).

Almost surely, 2^{71373422420899} is an apocalyptic number.

71373422420899 is a deficient number, since it is larger than the sum of its proper divisors (1).

71373422420899 is an equidigital number, since it uses as much as digits as its factorization.

71373422420899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36578304, while the sum is 61.

The spelling of 71373422420899 in words is "seventy-one trillion, three hundred seventy-three billion, four hundred twenty-two million, four hundred twenty thousand, eight hundred ninety-nine".