73244500993 has 2 divisors, whose sum is σ = 73244500994. Its totient is φ = 73244500992.

The previous prime is 73244500957. The next prime is 73244500997. The reversal of 73244500993 is 39900544237.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50820037489 + 22424463504 = 225433^2 + 149748^2 .

It is a cyclic number.

It is not a de Polignac number, because 73244500993 - 2²¹ = 73242403841 is a prime.

It is not a weakly prime, because it can be changed into another prime (73244500997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36622250496 + 36622250497.

It is an arithmetic number, because the mean of its divisors is an integer number (36622250497).

Almost surely, 2^73244500993 is an apocalyptic number.

It is an amenable number.

73244500993 is a deficient number, since it is larger than the sum of its proper divisors (1).

73244500993 is an equidigital number, since it uses as much as digits as its factorization.

73244500993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 46.

The spelling of 73244500993 in words is "seventy-three billion, two hundred forty-four million, five hundred thousand, nine hundred ninety-three".