551675616 has 48 divisors (see below), whose sum is σ = 1449930384. Its totient is φ = 183665664.

The previous prime is 551675611. The next prime is 551675617. The reversal of 551675616 is 616576155.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551675611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86886 + ... + 93018.

It is an arithmetic number, because the mean of its divisors is an integer number (30206883).

Almost surely, 2^551675616 is an apocalyptic number.

It is an amenable number.

551675616 is an abundant number, since it is smaller than the sum of its proper divisors (898254768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

551675616 is a wasteful number, since it uses less digits than its factorization.

551675616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7083 (or 7075 counting only the distinct ones).

The product of its digits is 189000, while the sum is 42.

The square root of 551675616 is about 23487.7758844894. The cubic root of 551675616 is about 820.1524681786.

The spelling of 551675616 in words is "five hundred fifty-one million, six hundred seventy-five thousand, six hundred sixteen".