550255005553 has 8 divisors (see below), whose sum is σ = 600283661760. Its totient is φ = 500227261680.

The previous prime is 550255005511. The next prime is 550255005557. The reversal of 550255005553 is 355500552055.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550255005553 is a prime.

It is a super-2 number, since 2×550255005553² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550255005557) 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, 1880988 + ... + 2153746.

It is an arithmetic number, because the mean of its divisors is an integer number (75035457720).

Almost surely, 2^550255005553 is an apocalyptic number.

It is an amenable number.

550255005553 is a deficient number, since it is larger than the sum of its proper divisors (50028656207).

550255005553 is a wasteful number, since it uses less digits than its factorization.

550255005553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456167.

The product of its (nonzero) digits is 468750, while the sum is 40.

It can be divided in two parts, 5502 and 55005553, that added together give a palindrome (55011055).

The spelling of 550255005553 in words is "five hundred fifty billion, two hundred fifty-five million, five thousand, five hundred fifty-three".