550450051 has 16 divisors (see below), whose sum is σ = 572479488. Its totient is φ = 528897600.

The previous prime is 550450049. The next prime is 550450063. The reversal of 550450051 is 150054055.

It is a cyclic number.

It is not a de Polignac number, because 550450051 - 2¹ = 550450049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 550449998 and 550450025.

It is not an unprimeable number, because it can be changed into a prime (550450081) 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, 1188646 + ... + 1189108.

It is an arithmetic number, because the mean of its divisors is an integer number (35779968).

Almost surely, 2^550450051 is an apocalyptic number.

550450051 is a deficient number, since it is larger than the sum of its proper divisors (22029437).

550450051 is a wasteful number, since it uses less digits than its factorization.

550450051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882.

The product of its (nonzero) digits is 2500, while the sum is 25.

The square root of 550450051 is about 23461.6719566189. The cubic root of 550450051 is about 819.5446862534.

It can be divided in two parts, 5504 and 50051, that added together give a palindrome (55555).

The spelling of 550450051 in words is "five hundred fifty million, four hundred fifty thousand, fifty-one".