553553666852 has 6 divisors (see below), whose sum is σ = 968718916998. Its totient is φ = 276776833424.

The previous prime is 553553666803. The next prime is 553553666857. The reversal of 553553666852 is 258666355355.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 306180728896 + 247372937956 = 553336^2 + 497366^2 .

It is a junction number, because it is equal to n+sod(n) for n = 553553666791 and 553553666800.

It is not an unprimeable number, because it can be changed into a prime (553553666857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69194208353 + ... + 69194208360.

It is an arithmetic number, because the mean of its divisors is an integer number (161453152833).

Almost surely, 2^553553666852 is an apocalyptic number.

It is an amenable number.

553553666852 is a deficient number, since it is larger than the sum of its proper divisors (415165250146).

553553666852 is a wasteful number, since it uses less digits than its factorization.

553553666852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138388416717 (or 138388416715 counting only the distinct ones).

The product of its digits is 97200000, while the sum is 59.

The spelling of 553553666852 in words is "five hundred fifty-three billion, five hundred fifty-three million, six hundred sixty-six thousand, eight hundred fifty-two".