550530755 has 8 divisors (see below), whose sum is σ = 660940224. Its totient is φ = 440222400.

The previous prime is 550530709. The next prime is 550530779. The reversal of 550530755 is 557035055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 550530755 - 2²⁰ = 549482179 is a prime.

It is a super-2 number, since 2×550530755² = 606168224401740050, which contains 22 as substring.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 12731 + ... + 35540.

It is an arithmetic number, because the mean of its divisors is an integer number (82617528).

Almost surely, 2^550530755 is an apocalyptic number.

550530755 is a deficient number, since it is larger than the sum of its proper divisors (110409469).

550530755 is a wasteful number, since it uses less digits than its factorization.

550530755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50557.

The product of its (nonzero) digits is 65625, while the sum is 35.

The square root of 550530755 is about 23463.3918051078. The cubic root of 550530755 is about 819.5847366946.

The spelling of 550530755 in words is "five hundred fifty million, five hundred thirty thousand, seven hundred fifty-five".