605605616503 has 2 divisors, whose sum is σ = 605605616504. Its totient is φ = 605605616502.

The previous prime is 605605616453. The next prime is 605605616527. The reversal of 605605616503 is 305616506506.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 605605616503 - 2²¹ = 605603519351 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 605605616503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (605605617503) 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, 302802808251 + 302802808252.

It is an arithmetic number, because the mean of its divisors is an integer number (302802808252).

Almost surely, 2^605605616503 is an apocalyptic number.

605605616503 is a deficient number, since it is larger than the sum of its proper divisors (1).

605605616503 is an equidigital number, since it uses as much as digits as its factorization.

605605616503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486000, while the sum is 43.

The spelling of 605605616503 in words is "six hundred five billion, six hundred five million, six hundred sixteen thousand, five hundred three".