550177328 has 40 divisors (see below), whose sum is σ = 1106179200. Its totient is φ = 264771584.

The previous prime is 550177279. The next prime is 550177333. The reversal of 550177328 is 823771055.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 550177291 and 550177300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162113 + ... + 165471.

It is an arithmetic number, because the mean of its divisors is an integer number (27654480).

Almost surely, 2^550177328 is an apocalyptic number.

550177328 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550177328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (553089600).

550177328 is an abundant number, since it is smaller than the sum of its proper divisors (556001872).

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

550177328 is a wasteful number, since it uses less digits than its factorization.

550177328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3749 (or 3743 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 38.

The square root of 550177328 is about 23455.8591400955. The cubic root of 550177328 is about 819.4093148374.

The spelling of 550177328 in words is "five hundred fifty million, one hundred seventy-seven thousand, three hundred twenty-eight".