605515606063 has 4 divisors (see below), whose sum is σ = 631842371568. Its totient is φ = 579188840560.

The previous prime is 605515606061. The next prime is 605515606067. The reversal of 605515606063 is 360606515506.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 605515606063 - 2¹ = 605515606061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605515606061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13163382718 + ... + 13163382763.

It is an arithmetic number, because the mean of its divisors is an integer number (157960592892).

Almost surely, 2^605515606063 is an apocalyptic number.

605515606063 is a deficient number, since it is larger than the sum of its proper divisors (26326765505).

605515606063 is a wasteful number, since it uses less digits than its factorization.

605515606063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26326765504.

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

The spelling of 605515606063 in words is "six hundred five billion, five hundred fifteen million, six hundred six thousand, sixty-three".