551553020441 has 8 divisors (see below), whose sum is σ = 580593840480. Its totient is φ = 522513371808.

The previous prime is 551553020429. The next prime is 551553020449. The reversal of 551553020441 is 144020355155.

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 551553020441 - 2²⁶ = 551485911577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (551553020449) 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 7 ways as a sum of consecutive naturals, for example, 773165 + ... + 1304181.

It is an arithmetic number, because the mean of its divisors is an integer number (72574230060).

Almost surely, 2^551553020441 is an apocalyptic number.

It is an amenable number.

551553020441 is a deficient number, since it is larger than the sum of its proper divisors (29040820039).

551553020441 is a wasteful number, since it uses less digits than its factorization.

551553020441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585703.

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 551553020441 its reverse (144020355155), we get a palindrome (695573375596).

The spelling of 551553020441 in words is "five hundred fifty-one billion, five hundred fifty-three million, twenty thousand, four hundred forty-one".