4398752550 has 96 divisors (see below), whose sum is σ = 11576714400. Its totient is φ = 1101506560.

The previous prime is 4398752549. The next prime is 4398752581. The reversal of 4398752550 is 552578934.

It is a super-2 number, since 2×4398752550² = 38698047992263005000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4398752550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1296256 + ... + 1299644.

It is an arithmetic number, because the mean of its divisors is an integer number (120590775).

Almost surely, 2^4398752550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4398752550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5788357200).

4398752550 is an abundant number, since it is smaller than the sum of its proper divisors (7177961850).

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

4398752550 is a wasteful number, since it uses less digits than its factorization.

4398752550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3930 (or 3925 counting only the distinct ones).

The product of its (nonzero) digits is 1512000, while the sum is 48.

The square root of 4398752550 is about 66323.0921323787. The cubic root of 4398752550 is about 1638.4876686372.

The spelling of 4398752550 in words is "four billion, three hundred ninety-eight million, seven hundred fifty-two thousand, five hundred fifty".