73050311857 has 2 divisors, whose sum is σ = 73050311858. Its totient is φ = 73050311856.

The previous prime is 73050311833. The next prime is 73050311953. The reversal of 73050311857 is 75811305037.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45078083856 + 27972228001 = 212316^2 + 167249^2 .

It is a cyclic number.

It is not a de Polignac number, because 73050311857 - 2¹¹ = 73050309809 is a prime.

It is not a weakly prime, because it can be changed into another prime (73050311827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36525155928 + 36525155929.

It is an arithmetic number, because the mean of its divisors is an integer number (36525155929).

Almost surely, 2^73050311857 is an apocalyptic number.

It is an amenable number.

73050311857 is a deficient number, since it is larger than the sum of its proper divisors (1).

73050311857 is an equidigital number, since it uses as much as digits as its factorization.

73050311857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 88200, while the sum is 40.

The spelling of 73050311857 in words is "seventy-three billion, fifty million, three hundred eleven thousand, eight hundred fifty-seven".