5215945886 has 8 divisors (see below), whose sum is σ = 7904578080. Its totient is φ = 2581086528.

The previous prime is 5215945879. The next prime is 5215945901. The reversal of 5215945886 is 6885495125.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13442966 + ... + 13443353.

It is an arithmetic number, because the mean of its divisors is an integer number (988072260).

Almost surely, 2^5215945886 is an apocalyptic number.

5215945886 is a deficient number, since it is larger than the sum of its proper divisors (2688632194).

5215945886 is a wasteful number, since it uses less digits than its factorization.

5215945886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26886418.

The product of its digits is 3456000, while the sum is 53.

The square root of 5215945886 is about 72221.5057029414. The cubic root of 5215945886 is about 1734.2472946323.

The spelling of 5215945886 in words is "five billion, two hundred fifteen million, nine hundred forty-five thousand, eight hundred eighty-six".