550631528 has 16 divisors (see below), whose sum is σ = 1036363680. Its totient is φ = 274267888.

The previous prime is 550631507. The next prime is 550631539. The reversal of 550631528 is 825136055.

It is a super-2 number, since 2×550631528² = 606390159255229568, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128750 + ... + 132957.

It is an arithmetic number, because the mean of its divisors is an integer number (64772730).

Almost surely, 2^550631528 is an apocalyptic number.

It is an amenable number.

550631528 is a deficient number, since it is larger than the sum of its proper divisors (485732152).

550631528 is a wasteful number, since it uses less digits than its factorization.

550631528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261976 (or 261972 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 35.

The square root of 550631528 is about 23465.5391585192. The cubic root of 550631528 is about 819.6347411512.

The spelling of 550631528 in words is "five hundred fifty million, six hundred thirty-one thousand, five hundred twenty-eight".