555316445 has 4 divisors (see below), whose sum is σ = 666379740. Its totient is φ = 444253152.

The previous prime is 555316417. The next prime is 555316459. The reversal of 555316445 is 544613555.

555316445 is digitally balanced in base 2 and base 6, because in such bases 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: 544613555 = 5 ⋅108922711.

It can be written as a sum of positive squares in 2 ways, for example, as 156675289 + 398641156 = 12517^2 + 19966^2 .

It is a cyclic number.

It is not a de Polignac number, because 555316445 - 2⁶ = 555316381 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 555316399 and 555316408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55531640 + ... + 55531649.

It is an arithmetic number, because the mean of its divisors is an integer number (166594935).

Almost surely, 2^555316445 is an apocalyptic number.

It is an amenable number.

555316445 is a deficient number, since it is larger than the sum of its proper divisors (111063295).

555316445 is a wasteful number, since it uses less digits than its factorization.

555316445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111063294.

The product of its digits is 180000, while the sum is 38.

The square root of 555316445 is about 23565.1531927972. The cubic root of 555316445 is about 821.9527350513.

The spelling of 555316445 in words is "five hundred fifty-five million, three hundred sixteen thousand, four hundred forty-five".