53552100000 has 432 divisors, whose sum is σ = 204449476896. Its totient is φ = 12237120000.

The previous prime is 53552099999. The next prime is 53552100011. The reversal of 53552100000 is 125535.

53552100000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 53552100000.

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, 14698179 + ... + 14701821.

It is an arithmetic number, because the mean of its divisors is an integer number (473262678).

Almost surely, 2^53552100000 is an apocalyptic number.

53552100000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53552100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102224738448).

53552100000 is an abundant number, since it is smaller than the sum of its proper divisors (150897376896).

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

53552100000 is an equidigital number, since it uses as much as digits as its factorization.

53552100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3695 (or 3660 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 21.

Adding to 53552100000 its reverse (125535), we get a palindrome (53552225535).

The spelling of 53552100000 in words is "fifty-three billion, five hundred fifty-two million, one hundred thousand".