550277553 has 16 divisors (see below), whose sum is σ = 874976256. Its totient is φ = 300772560.

The previous prime is 550277543. The next prime is 550277557. The reversal of 550277553 is 355772055.

It is not a de Polignac number, because 550277553 - 2⁴ = 550277537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550277557) 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, 569163 + ... + 570128.

It is an arithmetic number, because the mean of its divisors is an integer number (54686016).

Almost surely, 2^550277553 is an apocalyptic number.

It is an amenable number.

550277553 is a deficient number, since it is larger than the sum of its proper divisors (324698703).

550277553 is a wasteful number, since it uses less digits than its factorization.

550277553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1139324.

The product of its (nonzero) digits is 183750, while the sum is 39.

The square root of 550277553 is about 23457.9955026000. The cubic root of 550277553 is about 819.4590686822.

The spelling of 550277553 in words is "five hundred fifty million, two hundred seventy-seven thousand, five hundred fifty-three".