550723523 has 16 divisors (see below), whose sum is σ = 667906560. Its totient is φ = 443864256.

The previous prime is 550723471. The next prime is 550723553. The reversal of 550723523 is 325327055.

It is a cyclic number.

It is not a de Polignac number, because 550723523 - 2⁸ = 550723267 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 550723523.

It is not an unprimeable number, because it can be changed into a prime (550723553) 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, 19490 + ... + 38487.

It is an arithmetic number, because the mean of its divisors is an integer number (41744160).

Almost surely, 2^550723523 is an apocalyptic number.

550723523 is a deficient number, since it is larger than the sum of its proper divisors (117183037).

550723523 is a wasteful number, since it uses less digits than its factorization.

550723523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58066.

The product of its (nonzero) digits is 31500, while the sum is 32.

The square root of 550723523 is about 23467.4992915734. The cubic root of 550723523 is about 819.6803845597.

The spelling of 550723523 in words is "five hundred fifty million, seven hundred twenty-three thousand, five hundred twenty-three".