5539123200 has 624 divisors, whose sum is σ = 21044972480. Its totient is φ = 1274019840.

The previous prime is 5539123193. The next prime is 5539123253. The reversal of 5539123200 is 23219355.

It is a tau number, because it is divible by the number of its divisors (624).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 75878364 + ... + 75878436.

Almost surely, 2^5539123200 is an apocalyptic number.

5539123200 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 5539123200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10522486240).

5539123200 is an abundant number, since it is smaller than the sum of its proper divisors (15505849280).

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

5539123200 is a wasteful number, since it uses less digits than its factorization.

5539123200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 5539123200 is about 74425.2860256513. The cubic root of 5539123200 is about 1769.3496924763.

The spelling of 5539123200 in words is "five billion, five hundred thirty-nine million, one hundred twenty-three thousand, two hundred".