555660606606 has 32 divisors (see below), whose sum is σ = 1297104399360. Its totient is φ = 155382296736.

The previous prime is 555660606601. The next prime is 555660606623. The reversal of 555660606606 is 606606066555.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555660606601) 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, 140742861 + ... + 140746808.

It is an arithmetic number, because the mean of its divisors is an integer number (40534512480).

Almost surely, 2^555660606606 is an apocalyptic number.

555660606606 is an abundant number, since it is smaller than the sum of its proper divisors (741443792754).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

555660606606 is a wasteful number, since it uses less digits than its factorization.

555660606606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281489728.

The product of its (nonzero) digits is 5832000, while the sum is 51.

The spelling of 555660606606 in words is "five hundred fifty-five billion, six hundred sixty million, six hundred six thousand, six hundred six".