555856022601 has 24 divisors (see below), whose sum is σ = 876050491680. Its totient is φ = 336822379200.

The previous prime is 555856022597. The next prime is 555856022651. The reversal of 555856022601 is 106220658555.

555856022601 is a `hidden beast` number, since 5 + 5 + 5 + 8 + 560 + 22 + 60 + 1 = 666.

It is not a de Polignac number, because 555856022601 - 2² = 555856022597 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (555856022651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60790 + ... + 1056128.

It is an arithmetic number, because the mean of its divisors is an integer number (36502103820).

Almost surely, 2^555856022601 is an apocalyptic number.

It is an amenable number.

555856022601 is a deficient number, since it is larger than the sum of its proper divisors (320194469079).

555856022601 is a wasteful number, since it uses less digits than its factorization.

555856022601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000997 (or 1000994 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 45.

The spelling of 555856022601 in words is "five hundred fifty-five billion, eight hundred fifty-six million, twenty-two thousand, six hundred one".