554120424243 has 6 divisors (see below), whose sum is σ = 800396168364. Its totient is φ = 369413616156.

The previous prime is 554120424203. The next prime is 554120424251. The reversal of 554120424243 is 342424021455.

554120424243 is a `hidden beast` number, since 554 + 1 + 20 + 4 + 2 + 42 + 43 = 666.

It is not a de Polignac number, because 554120424243 - 2²² = 554116229939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 554120424198 and 554120424207.

It is not an unprimeable number, because it can be changed into a prime (554120424203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30784468005 + ... + 30784468022.

It is an arithmetic number, because the mean of its divisors is an integer number (133399361394).

Almost surely, 2^554120424243 is an apocalyptic number.

554120424243 is a deficient number, since it is larger than the sum of its proper divisors (246275744121).

554120424243 is a wasteful number, since it uses less digits than its factorization.

554120424243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61568936033 (or 61568936030 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 554120424243 its reverse (342424021455), we get a palindrome (896544445698).

The spelling of 554120424243 in words is "five hundred fifty-four billion, one hundred twenty million, four hundred twenty-four thousand, two hundred forty-three".