53535980500 has 96 divisors (see below), whose sum is σ = 119533115520. Its totient is φ = 20940134400.

The previous prime is 53535980473. The next prime is 53535980549. The reversal of 53535980500 is 508953535.

It is a happy number.

It is a super-2 number, since 2×53535980500² (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 (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5688799 + ... + 5698201.

It is an arithmetic number, because the mean of its divisors is an integer number (1245136620).

Almost surely, 2^53535980500 is an apocalyptic number.

53535980500 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 53535980500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59766557760).

53535980500 is an abundant number, since it is smaller than the sum of its proper divisors (65997135020).

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

53535980500 is a wasteful number, since it uses less digits than its factorization.

53535980500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9674 (or 9662 counting only the distinct ones).

The product of its (nonzero) digits is 405000, while the sum is 43.

The spelling of 53535980500 in words is "fifty-three billion, five hundred thirty-five million, nine hundred eighty thousand, five hundred".