550807508 has 6 divisors (see below), whose sum is σ = 963913146. Its totient is φ = 275403752.

The previous prime is 550807507. The next prime is 550807529. The reversal of 550807508 is 805708055.

It can be written as a sum of positive squares in only one way, i.e., 546530884 + 4276624 = 23378^2 + 2068^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550807507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68850935 + ... + 68850942.

It is an arithmetic number, because the mean of its divisors is an integer number (160652191).

Almost surely, 2^550807508 is an apocalyptic number.

It is an amenable number.

550807508 is a deficient number, since it is larger than the sum of its proper divisors (413105638).

550807508 is a wasteful number, since it uses less digits than its factorization.

550807508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137701881 (or 137701879 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 38.

The square root of 550807508 is about 23469.2886129938. The cubic root of 550807508 is about 819.7220493607.

The spelling of 550807508 in words is "five hundred fifty million, eight hundred seven thousand, five hundred eight".