552775045 has 4 divisors (see below), whose sum is σ = 663330060. Its totient is φ = 442220032.

The previous prime is 552775039. The next prime is 552775049. The reversal of 552775045 is 540577255.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 125484804 + 427290241 = 11202^2 + 20671^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-552775045 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 552774989 and 552775007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552775049) 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, 55277500 + ... + 55277509.

It is an arithmetic number, because the mean of its divisors is an integer number (165832515).

Almost surely, 2^552775045 is an apocalyptic number.

It is an amenable number.

552775045 is a deficient number, since it is larger than the sum of its proper divisors (110555015).

552775045 is a wasteful number, since it uses less digits than its factorization.

552775045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110555014.

The product of its (nonzero) digits is 245000, while the sum is 40.

The square root of 552775045 is about 23511.1685162605. The cubic root of 552775045 is about 820.6969312943.

The spelling of 552775045 in words is "five hundred fifty-two million, seven hundred seventy-five thousand, forty-five".