5201322550 has 48 divisors (see below), whose sum is σ = 10596821760. Its totient is φ = 1890613760.

The previous prime is 5201322509. The next prime is 5201322559. The reversal of 5201322550 is 552231025.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5201322559) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 80854 + ... + 130153.

It is an arithmetic number, because the mean of its divisors is an integer number (220767120).

Almost surely, 2^5201322550 is an apocalyptic number.

5201322550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5201322550 is an abundant number, since it is smaller than the sum of its proper divisors (5395499210).

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

5201322550 is a wasteful number, since it uses less digits than its factorization.

5201322550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211065 (or 211060 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 5201322550 is about 72120.1951605790. The cubic root of 5201322550 is about 1732.6250757351.

Adding to 5201322550 its reverse (552231025), we get a palindrome (5753553575).

The spelling of 5201322550 in words is "five billion, two hundred one million, three hundred twenty-two thousand, five hundred fifty".