553323155500 has 72 divisors (see below), whose sum is σ = 1263284436960. Its totient is φ = 211706149600.

The previous prime is 553323155467. The next prime is 553323155501. The reversal of 553323155500 is 5551323355.

It is a self number, because there is not a number n which added to its sum of digits gives 553323155500.

It is not an unprimeable number, because it can be changed into a prime (553323155501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 781480 + ... + 1310479.

It is an arithmetic number, because the mean of its divisors is an integer number (17545617180).

Almost surely, 2^553323155500 is an apocalyptic number.

553323155500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

553323155500 is an abundant number, since it is smaller than the sum of its proper divisors (709961281460).

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

553323155500 is a wasteful number, since it uses less digits than its factorization.

553323155500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2092024 (or 2091989 counting only the distinct ones).

The product of its (nonzero) digits is 168750, while the sum is 37.

Adding to 553323155500 its reverse (5551323355), we get a palindrome (558874478855).

The spelling of 553323155500 in words is "five hundred fifty-three billion, three hundred twenty-three million, one hundred fifty-five thousand, five hundred".