5391108864 has 108 divisors (see below), whose sum is σ = 15682209816. Its totient is φ = 1781047296.

The previous prime is 5391108859. The next prime is 5391108871. The reversal of 5391108864 is 4688011935.

5391108864 is a `hidden beast` number, since 539 + 1 + 108 + 8 + 6 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 249999 + ... + 270705.

Almost surely, 2^5391108864 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 5391108864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7841104908).

5391108864 is an abundant number, since it is smaller than the sum of its proper divisors (10291100952).

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

5391108864 is a wasteful number, since it uses less digits than its factorization.

5391108864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20842 (or 20825 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The square root of 5391108864 is about 73424.1708431222. The cubic root of 5391108864 is about 1753.4472310395.

The spelling of 5391108864 in words is "five billion, three hundred ninety-one million, one hundred eight thousand, eight hundred sixty-four".