5252345550 has 144 divisors (see below), whose sum is σ = 14768563680. Its totient is φ = 1335755520.

The previous prime is 5252345533. The next prime is 5252345561. The reversal of 5252345550 is 555432525.

5252345550 is a `hidden beast` number, since 52 + 52 + 3 + 4 + 5 + 550 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5267652 + ... + 5268648.

It is an arithmetic number, because the mean of its divisors is an integer number (102559470).

Almost surely, 2^5252345550 is an apocalyptic number.

5252345550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5252345550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7384281840).

5252345550 is an abundant number, since it is smaller than the sum of its proper divisors (9516218130).

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

5252345550 is a wasteful number, since it uses less digits than its factorization.

5252345550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1547 (or 1539 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 36.

The square root of 5252345550 is about 72473.0677562362. The cubic root of 5252345550 is about 1738.2721154716.

The spelling of 5252345550 in words is "five billion, two hundred fifty-two million, three hundred forty-five thousand, five hundred fifty".