5865495840 has 144 divisors (see below), whose sum is σ = 20481709248. Its totient is φ = 1527740928.

The previous prime is 5865495803. The next prime is 5865495893. The reversal of 5865495840 is 485945685.

5865495840 is a `hidden beast` number, since 5 + 8 + 6 + 54 + 9 + 584 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14557 + ... + 109283.

It is an arithmetic number, because the mean of its divisors is an integer number (142234092).

Almost surely, 2^5865495840 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 5865495840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10240854624).

5865495840 is an abundant number, since it is smaller than the sum of its proper divisors (14616213408).

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

5865495840 is a wasteful number, since it uses less digits than its factorization.

5865495840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94791 (or 94780 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 54.

The square root of 5865495840 is about 76586.5251855703. The cubic root of 5865495840 is about 1803.4394975859.

The spelling of 5865495840 in words is "five billion, eight hundred sixty-five million, four hundred ninety-five thousand, eight hundred forty".