5321512323550 has 48 divisors (see below), whose sum is σ = 10251707308560. Its totient is φ = 2052719164160.

The previous prime is 5321512323539. The next prime is 5321512323551. The reversal of 5321512323550 is 553232151235.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5321512323551) 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, 1019719 + ... + 3418018.

It is an arithmetic number, because the mean of its divisors is an integer number (213577235595).

Almost surely, 2^{5321512323550} is an apocalyptic number.

5321512323550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5321512323550 is a deficient number, since it is larger than the sum of its proper divisors (4930194985010).

5321512323550 is a wasteful number, since it uses less digits than its factorization.

5321512323550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4438605 (or 4438600 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 37.

Adding to 5321512323550 its reverse (553232151235), we get a palindrome (5874744474785).

The spelling of 5321512323550 in words is "five trillion, three hundred twenty-one billion, five hundred twelve million, three hundred twenty-three thousand, five hundred fifty".