550256955 has 16 divisors (see below), whose sum is σ = 881848320. Its totient is φ = 292991328.

The previous prime is 550256947. The next prime is 550256957. The reversal of 550256955 is 559652055.

It is not a de Polignac number, because 550256955 - 2³ = 550256947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550256957) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20347 + ... + 38916.

It is an arithmetic number, because the mean of its divisors is an integer number (55115520).

Almost surely, 2^550256955 is an apocalyptic number.

550256955 is a deficient number, since it is larger than the sum of its proper divisors (331591365).

550256955 is a wasteful number, since it uses less digits than its factorization.

550256955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59890.

The product of its (nonzero) digits is 337500, while the sum is 42.

The square root of 550256955 is about 23457.5564584208. The cubic root of 550256955 is about 819.4488438854.

The spelling of 550256955 in words is "five hundred fifty million, two hundred fifty-six thousand, nine hundred fifty-five".