73331413361 has 2 divisors, whose sum is σ = 73331413362. Its totient is φ = 73331413360.

The previous prime is 73331413319. The next prime is 73331413391. The reversal of 73331413361 is 16331413337.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73302855025 + 28558336 = 270745^2 + 5344^2 .

It is a cyclic number.

It is not a de Polignac number, because 73331413361 - 2¹⁰ = 73331412337 is a prime.

It is not a weakly prime, because it can be changed into another prime (73331413301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36665706680 + 36665706681.

It is an arithmetic number, because the mean of its divisors is an integer number (36665706681).

Almost surely, 2^73331413361 is an apocalyptic number.

It is an amenable number.

73331413361 is a deficient number, since it is larger than the sum of its proper divisors (1).

73331413361 is an equidigital number, since it uses as much as digits as its factorization.

73331413361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824, while the sum is 35.

Adding to 73331413361 its reverse (16331413337), we get a palindrome (89662826698).

The spelling of 73331413361 in words is "seventy-three billion, three hundred thirty-one million, four hundred thirteen thousand, three hundred sixty-one".