550525302553 has 4 divisors (see below), whose sum is σ = 552102739300. Its totient is φ = 548947865808.

The previous prime is 550525302539. The next prime is 550525302589. The reversal of 550525302553 is 355203525055.

It is a happy number.

550525302553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 355203525055 = 5 ⋅71040705011.

It can be written as a sum of positive squares in 2 ways, for example, as 283538145289 + 266987157264 = 532483^2 + 516708^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550525302553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550525306553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 788717850 + ... + 788718547.

It is an arithmetic number, because the mean of its divisors is an integer number (138025684825).

Almost surely, 2^550525302553 is an apocalyptic number.

It is an amenable number.

550525302553 is a deficient number, since it is larger than the sum of its proper divisors (1577436747).

550525302553 is a wasteful number, since it uses less digits than its factorization.

550525302553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1577436746.

The product of its (nonzero) digits is 562500, while the sum is 40.

The spelling of 550525302553 in words is "five hundred fifty billion, five hundred twenty-five million, three hundred two thousand, five hundred fifty-three".