551539552 has 48 divisors (see below), whose sum is σ = 1122584400. Its totient is φ = 266595840.

The previous prime is 551539519. The next prime is 551539567. The reversal of 551539552 is 255935155.

551539552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112774 + ... + 117562.

It is an arithmetic number, because the mean of its divisors is an integer number (23387175).

Almost surely, 2^551539552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 551539552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (561292200).

551539552 is an abundant number, since it is smaller than the sum of its proper divisors (571044848).

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

551539552 is a wasteful number, since it uses less digits than its factorization.

551539552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4919 (or 4911 counting only the distinct ones).

The product of its digits is 168750, while the sum is 40.

The square root of 551539552 is about 23484.8792204686. The cubic root of 551539552 is about 820.0850357976.

The spelling of 551539552 in words is "five hundred fifty-one million, five hundred thirty-nine thousand, five hundred fifty-two".