73881027833 has 2 divisors, whose sum is σ = 73881027834. Its totient is φ = 73881027832.

The previous prime is 73881027817. The next prime is 73881027839. The reversal of 73881027833 is 33872018837.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57844098064 + 16036929769 = 240508^2 + 126637^2 .

It is a cyclic number.

It is not a de Polignac number, because 73881027833 - 2⁴ = 73881027817 is a prime.

It is not a weakly prime, because it can be changed into another prime (73881027839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36940513916 + 36940513917.

It is an arithmetic number, because the mean of its divisors is an integer number (36940513917).

Almost surely, 2^73881027833 is an apocalyptic number.

It is an amenable number.

73881027833 is a deficient number, since it is larger than the sum of its proper divisors (1).

73881027833 is an equidigital number, since it uses as much as digits as its factorization.

73881027833 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1354752, while the sum is 50.

The spelling of 73881027833 in words is "seventy-three billion, eight hundred eighty-one million, twenty-seven thousand, eight hundred thirty-three".