605055500639 has 2 divisors, whose sum is σ = 605055500640. Its totient is φ = 605055500638.

The previous prime is 605055500603. The next prime is 605055500657. The reversal of 605055500639 is 936005550506.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 605055500639 - 2¹² = 605055496543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 605055500639.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (605055500689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302527750319 + 302527750320.

It is an arithmetic number, because the mean of its divisors is an integer number (302527750320).

Almost surely, 2^605055500639 is an apocalyptic number.

605055500639 is a deficient number, since it is larger than the sum of its proper divisors (1).

605055500639 is an equidigital number, since it uses as much as digits as its factorization.

605055500639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 607500, while the sum is 44.

The spelling of 605055500639 in words is "six hundred five billion, fifty-five million, five hundred thousand, six hundred thirty-nine".