73750080449 has 2 divisors, whose sum is σ = 73750080450. Its totient is φ = 73750080448.

The previous prime is 73750080433. The next prime is 73750080457. The reversal of 73750080449 is 94408005737.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72977240449 + 772840000 = 270143^2 + 27800^2 .

It is a cyclic number.

It is not a de Polignac number, because 73750080449 - 2⁴ = 73750080433 is a prime.

It is not a weakly prime, because it can be changed into another prime (73750080499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36875040224 + 36875040225.

It is an arithmetic number, because the mean of its divisors is an integer number (36875040225).

Almost surely, 2^73750080449 is an apocalyptic number.

It is an amenable number.

73750080449 is a deficient number, since it is larger than the sum of its proper divisors (1).

73750080449 is an equidigital number, since it uses as much as digits as its factorization.

73750080449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 73750080449 in words is "seventy-three billion, seven hundred fifty million, eighty thousand, four hundred forty-nine".