550964655 has 24 divisors (see below), whose sum is σ = 996529248. Its totient is φ = 281071296.

The previous prime is 550964621. The next prime is 550964671. The reversal of 550964655 is 556469055.

550964655 is a `hidden beast` number, since 550 + 9 + 6 + 46 + 55 = 666.

It is not a de Polignac number, because 550964655 - 2⁸ = 550964399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 550964655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 265132 + ... + 267201.

It is an arithmetic number, because the mean of its divisors is an integer number (41522052).

Almost surely, 2^550964655 is an apocalyptic number.

550964655 is a deficient number, since it is larger than the sum of its proper divisors (445564593).

550964655 is a wasteful number, since it uses less digits than its factorization.

550964655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532367 (or 532364 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 45.

The square root of 550964655 is about 23472.6363027249. The cubic root of 550964655 is about 819.7999983176.

The spelling of 550964655 in words is "five hundred fifty million, nine hundred sixty-four thousand, six hundred fifty-five".