550356311 has 4 divisors (see below), whose sum is σ = 550492800. Its totient is φ = 550219824.

The previous prime is 550356277. The next prime is 550356343. The reversal of 550356311 is 113653055.

550356311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 113653055 = 5 ⋅22730611.

It is a cyclic number.

It is not a de Polignac number, because 550356311 - 2²² = 546162007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550356371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62006 + ... + 70323.

It is an arithmetic number, because the mean of its divisors is an integer number (137623200).

Almost surely, 2^550356311 is an apocalyptic number.

550356311 is a deficient number, since it is larger than the sum of its proper divisors (136489).

550356311 is a wasteful number, since it uses less digits than its factorization.

550356311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136488.

The product of its (nonzero) digits is 6750, while the sum is 29.

The square root of 550356311 is about 23459.6741452221. The cubic root of 550356311 is about 819.4981616080.

The spelling of 550356311 in words is "five hundred fifty million, three hundred fifty-six thousand, three hundred eleven".