605505660105 has 16 divisors (see below), whose sum is σ = 968819898240. Its totient is φ = 322932738048.

The previous prime is 605505660103. The next prime is 605505660131. The reversal of 605505660105 is 501066505506.

It is not a de Polignac number, because 605505660105 - 2¹ = 605505660103 is a prime.

It is a super-2 number, since 2×605505660105² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (605505660103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1675401 + ... + 2004489.

It is an arithmetic number, because the mean of its divisors is an integer number (60551243640).

Almost surely, 2^605505660105 is an apocalyptic number.

It is an amenable number.

605505660105 is a deficient number, since it is larger than the sum of its proper divisors (363314238135).

605505660105 is a wasteful number, since it uses less digits than its factorization.

605505660105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451760.

The product of its (nonzero) digits is 135000, while the sum is 39.

The spelling of 605505660105 in words is "six hundred five billion, five hundred five million, six hundred sixty thousand, one hundred five".