5503878720 has 420 divisors, whose sum is σ = 20242211484. Its totient is φ = 1419171840.

The previous prime is 5503878719. The next prime is 5503878761. The reversal of 5503878720 is 278783055.

5503878720 is a `hidden beast` number, since 5 + 503 + 8 + 78 + 72 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 884229696 + 4619649024 = 29736^2 + 67968^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 90227490 + ... + 90227550.

Almost surely, 2^5503878720 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5503878720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10121105742).

5503878720 is an abundant number, since it is smaller than the sum of its proper divisors (14738332764).

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

5503878720 is an equidigital number, since it uses as much as digits as its factorization.

5503878720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 130 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 45.

The square root of 5503878720 is about 74188.1305870420. The cubic root of 5503878720 is about 1765.5890166034.

The spelling of 5503878720 in words is "five billion, five hundred three million, eight hundred seventy-eight thousand, seven hundred twenty".