5539907520 has 560 divisors, whose sum is σ = 23721730560. Its totient is φ = 1198872576.

The previous prime is 5539907467. The next prime is 5539907561. The reversal of 5539907520 is 257099355.

5539907520 is a `hidden beast` number, since 5 + 5 + 39 + 90 + 7 + 520 = 666.

It is a tau number, because it is divible by the number of its divisors (560).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 3446557 + ... + 3448163.

Almost surely, 2^5539907520 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 5539907520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11860865280).

5539907520 is an abundant number, since it is smaller than the sum of its proper divisors (18181823040).

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

5539907520 is a wasteful number, since it uses less digits than its factorization.

5539907520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1662 (or 1643 counting only the distinct ones).

The product of its (nonzero) digits is 425250, while the sum is 45.

The square root of 5539907520 is about 74430.5550160685. Note that the first 3 decimals coincide. The cubic root of 5539907520 is about 1769.4331997274.

The spelling of 5539907520 in words is "five billion, five hundred thirty-nine million, nine hundred seven thousand, five hundred twenty".