550504755 has 20 divisors (see below), whose sum is σ = 986831472. Its totient is φ = 293602320.

The previous prime is 550504733. The next prime is 550504769. The reversal of 550504755 is 557405055.

It is a happy number.

550504755 is a `hidden beast` number, since 550 + 50 + 4 + 7 + 55 = 666.

It is not a de Polignac number, because 550504755 - 2⁹ = 550504243 is a prime.

It is a super-2 number, since 2×550504755² = 606110970555220050, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 679231 + ... + 680040.

Almost surely, 2^550504755 is an apocalyptic number.

550504755 is a deficient number, since it is larger than the sum of its proper divisors (436326717).

550504755 is a wasteful number, since it uses less digits than its factorization.

550504755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1359288 (or 1359279 counting only the distinct ones).

The product of its (nonzero) digits is 87500, while the sum is 36.

The square root of 550504755 is about 23462.8377439729. The cubic root of 550504755 is about 819.5718342736.

The spelling of 550504755 in words is "five hundred fifty million, five hundred four thousand, seven hundred fifty-five".