550156523 has 8 divisors (see below), whose sum is σ = 629620992. Its totient is φ = 470909736.

The previous prime is 550156513. The next prime is 550156531. The reversal of 550156523 is 325651055.

550156523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 550156523 - 2¹⁶ = 550090987 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 550156523.

It is not an unprimeable number, because it can be changed into a prime (550156513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48965 + ... + 59142.

It is an arithmetic number, because the mean of its divisors is an integer number (78702624).

Almost surely, 2^550156523 is an apocalyptic number.

550156523 is a deficient number, since it is larger than the sum of its proper divisors (79464469).

550156523 is a wasteful number, since it uses less digits than its factorization.

550156523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108841.

The product of its (nonzero) digits is 22500, while the sum is 32.

The square root of 550156523 is about 23455.4156433008. The cubic root of 550156523 is about 819.3989860308.

The spelling of 550156523 in words is "five hundred fifty million, one hundred fifty-six thousand, five hundred twenty-three".