553242044421 has 72 divisors (see below), whose sum is σ = 883429092000. Its totient is φ = 333374986560.

The previous prime is 553242044393. The next prime is 553242044437. The reversal of 553242044421 is 124440242355.

553242044421 is a `hidden beast` number, since 5 + 5 + 3 + 2 + 4 + 204 + 442 + 1 = 666.

It is not a de Polignac number, because 553242044421 - 2¹⁰ = 553242043397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553242044221) 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 71 ways as a sum of consecutive naturals, for example, 369073330 + ... + 369074828.

It is an arithmetic number, because the mean of its divisors is an integer number (12269848500).

Almost surely, 2^553242044421 is an apocalyptic number.

It is an amenable number.

553242044421 is a deficient number, since it is larger than the sum of its proper divisors (330187047579).

553242044421 is a wasteful number, since it uses less digits than its factorization.

553242044421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3247 (or 3233 counting only the distinct ones).

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

Adding to 553242044421 its reverse (124440242355), we get a palindrome (677682286776).

The spelling of 553242044421 in words is "five hundred fifty-three billion, two hundred forty-two million, forty-four thousand, four hundred twenty-one".