551550332 has 48 divisors (see below), whose sum is σ = 1002516480. Its totient is φ = 265410432.

The previous prime is 551550323. The next prime is 551550343. The reversal of 551550332 is 233055155.

It is a junction number, because it is equal to n+sod(n) for n = 551550295 and 551550304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3967919 + ... + 3968057.

It is an arithmetic number, because the mean of its divisors is an integer number (20885760).

Almost surely, 2^551550332 is an apocalyptic number.

It is an amenable number.

551550332 is a deficient number, since it is larger than the sum of its proper divisors (450966148).

551550332 is a wasteful number, since it uses less digits than its factorization.

551550332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450 (or 448 counting only the distinct ones).

The product of its (nonzero) digits is 11250, while the sum is 29.

The square root of 551550332 is about 23485.1087287243. The cubic root of 551550332 is about 820.0903786958.

The spelling of 551550332 in words is "five hundred fifty-one million, five hundred fifty thousand, three hundred thirty-two".