73580993999 has 2 divisors, whose sum is σ = 73580994000. Its totient is φ = 73580993998.

The previous prime is 73580993921. The next prime is 73580994013. The reversal of 73580993999 is 99939908537.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73580993999 - 2²⁴ = 73564216783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73580990999) 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, 36790496999 + 36790497000.

It is an arithmetic number, because the mean of its divisors is an integer number (36790497000).

Almost surely, 2^73580993999 is an apocalyptic number.

73580993999 is a deficient number, since it is larger than the sum of its proper divisors (1).

73580993999 is an equidigital number, since it uses as much as digits as its factorization.

73580993999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 148803480, while the sum is 71.

The spelling of 73580993999 in words is "seventy-three billion, five hundred eighty million, nine hundred ninety-three thousand, nine hundred ninety-nine".