5535121200 has 120 divisors (see below), whose sum is σ = 20263845888. Its totient is φ = 1265168640.

The previous prime is 5535121177. The next prime is 5535121213. The reversal of 5535121200 is 21215355.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 321072 + ... + 337871.

Almost surely, 2^5535121200 is an apocalyptic number.

5535121200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5535121200 is an abundant number, since it is smaller than the sum of its proper divisors (14728724688).

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

5535121200 is a wasteful number, since it uses less digits than its factorization.

5535121200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658971 (or 658960 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 5535121200 is about 74398.3951439814. The cubic root of 5535121200 is about 1768.9234731862.

Adding to 5535121200 its reverse (21215355), we get a palindrome (5556336555).

The spelling of 5535121200 in words is "five billion, five hundred thirty-five million, one hundred twenty-one thousand, two hundred".