555112241421 has 16 divisors (see below), whose sum is σ = 779240179200. Its totient is φ = 350536329648.

The previous prime is 555112241371. The next prime is 555112241423. The reversal of 555112241421 is 124142211555.

It is not a de Polignac number, because 555112241421 - 2¹³ = 555112233229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555112241423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 513201 + ... + 1172006.

It is an arithmetic number, because the mean of its divisors is an integer number (48702511200).

Almost surely, 2^555112241421 is an apocalyptic number.

It is an amenable number.

555112241421 is a deficient number, since it is larger than the sum of its proper divisors (224127937779).

555112241421 is a wasteful number, since it uses less digits than its factorization.

555112241421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691008.

The product of its digits is 16000, while the sum is 33.

Adding to 555112241421 its reverse (124142211555), we get a palindrome (679254452976).

The spelling of 555112241421 in words is "five hundred fifty-five billion, one hundred twelve million, two hundred forty-one thousand, four hundred twenty-one".