5205333887 has 32 divisors (see below), whose sum is σ = 6019743744. Its totient is φ = 4458585600.

The previous prime is 5205333817. The next prime is 5205333893. The reversal of 5205333887 is 7883335025.

It is a cyclic number.

It is not a de Polignac number, because 5205333887 - 2¹⁰ = 5205332863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5205333817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5360312 + ... + 5361282.

It is an arithmetic number, because the mean of its divisors is an integer number (188116992).

Almost surely, 2^5205333887 is an apocalyptic number.

5205333887 is a deficient number, since it is larger than the sum of its proper divisors (814409857).

5205333887 is a wasteful number, since it uses less digits than its factorization.

5205333887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1319.

The product of its (nonzero) digits is 604800, while the sum is 44.

The square root of 5205333887 is about 72147.9998821866. Note that the first 3 decimals coincide. The cubic root of 5205333887 is about 1733.0703699904.

The spelling of 5205333887 in words is "five billion, two hundred five million, three hundred thirty-three thousand, eight hundred eighty-seven".