552645556 has 12 divisors (see below), whose sum is σ = 998327680. Its totient is φ = 267409080.

The previous prime is 552645553. The next prime is 552645557. The reversal of 552645556 is 655546255.

It is a super-2 number, since 2×552645556² = 610834221133098272, which contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552645553) 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, 2228286 + ... + 2228533.

Almost surely, 2^552645556 is an apocalyptic number.

It is an amenable number.

552645556 is a deficient number, since it is larger than the sum of its proper divisors (445682124).

552645556 is a wasteful number, since it uses less digits than its factorization.

552645556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4456854 (or 4456852 counting only the distinct ones).

The product of its digits is 900000, while the sum is 43.

The square root of 552645556 is about 23508.4145786142. The cubic root of 552645556 is about 820.6328428223.

The spelling of 552645556 in words is "five hundred fifty-two million, six hundred forty-five thousand, five hundred fifty-six".