73866480559 has 2 divisors, whose sum is σ = 73866480560. Its totient is φ = 73866480558.

The previous prime is 73866480521. The next prime is 73866480563. The reversal of 73866480559 is 95508466837.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73866480559 - 2¹⁵ = 73866447791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73866480497 and 73866480506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73866420559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36933240279 + 36933240280.

It is an arithmetic number, because the mean of its divisors is an integer number (36933240280).

Almost surely, 2^73866480559 is an apocalyptic number.

73866480559 is a deficient number, since it is larger than the sum of its proper divisors (1).

73866480559 is an equidigital number, since it uses as much as digits as its factorization.

73866480559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43545600, while the sum is 61.

The spelling of 73866480559 in words is "seventy-three billion, eight hundred sixty-six million, four hundred eighty thousand, five hundred fifty-nine".