555580135121 has 8 divisors (see below), whose sum is σ = 606351768384. Its totient is φ = 504852559920.

The previous prime is 555580135109. The next prime is 555580135139. The reversal of 555580135121 is 121531085555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 555580135121 - 2¹⁸ = 555579872977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (555580134121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10988141 + ... + 11038586.

It is an arithmetic number, because the mean of its divisors is an integer number (75793971048).

Almost surely, 2^555580135121 is an apocalyptic number.

It is an amenable number.

555580135121 is a deficient number, since it is larger than the sum of its proper divisors (50771633263).

555580135121 is a wasteful number, since it uses less digits than its factorization.

555580135121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22029031.

The product of its (nonzero) digits is 150000, while the sum is 41.

The spelling of 555580135121 in words is "five hundred fifty-five billion, five hundred eighty million, one hundred thirty-five thousand, one hundred twenty-one".