550155528 has 48 divisors (see below), whose sum is σ = 1604623020. Its totient is φ = 169278336.

The previous prime is 550155509. The next prime is 550155563. The reversal of 550155528 is 825551055.

550155528 is a `hidden beast` number, since 550 + 1 + 55 + 52 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 496309284 + 53846244 = 22278^2 + 7338^2 .

It is a super-2 number, since 2×550155528² = 605342209977917568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 550155492 and 550155501.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 292951 + ... + 294822.

Almost surely, 2^550155528 is an apocalyptic number.

It is an amenable number.

550155528 is an abundant number, since it is smaller than the sum of its proper divisors (1054467492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550155528 is a wasteful number, since it uses less digits than its factorization.

550155528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587798 (or 587791 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 36.

The square root of 550155528 is about 23455.3944328378. The cubic root of 550155528 is about 819.3984920487.

The spelling of 550155528 in words is "five hundred fifty million, one hundred fifty-five thousand, five hundred twenty-eight".