5320881387 has 32 divisors (see below), whose sum is σ = 8238965760. Its totient is φ = 3387479040.

The previous prime is 5320881367. The next prime is 5320881389. The reversal of 5320881387 is 7831880235.

5320881387 is a `hidden beast` number, since 532 + 0 + 8 + 81 + 38 + 7 = 666.

It is not a de Polignac number, because 5320881387 - 2⁷ = 5320881259 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (5320881389) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 391378 + ... + 404744.

It is an arithmetic number, because the mean of its divisors is an integer number (257467680).

Almost surely, 2^5320881387 is an apocalyptic number.

5320881387 is a deficient number, since it is larger than the sum of its proper divisors (2918084373).

5320881387 is a wasteful number, since it uses less digits than its factorization.

5320881387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14040 (or 14034 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 5320881387 is about 72944.3718665121. The cubic root of 5320881387 is about 1745.8001477656.

The spelling of 5320881387 in words is "five billion, three hundred twenty million, eight hundred eighty-one thousand, three hundred eighty-seven".