53536645500 has 192 divisors, whose sum is σ = 168117855360. Its totient is φ = 13160448000.

The previous prime is 53536645447. The next prime is 53536645559. The reversal of 53536645500 is 554663535.

It is a super-2 number, since 2×53536645500² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19908156 + ... + 19910844.

It is an arithmetic number, because the mean of its divisors is an integer number (875613830).

Almost surely, 2^53536645500 is an apocalyptic number.

53536645500 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 53536645500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84058927680).

53536645500 is an abundant number, since it is smaller than the sum of its proper divisors (114581209860).

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

53536645500 is a wasteful number, since it uses less digits than its factorization.

53536645500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3745 (or 3733 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 42.

The spelling of 53536645500 in words is "fifty-three billion, five hundred thirty-six million, six hundred forty-five thousand, five hundred".