2865365712 has 320 divisors, whose sum is σ = 9462251520. Its totient is φ = 822182400.

The previous prime is 2865365707. The next prime is 2865365717. The reversal of 2865365712 is 2175635682.

2865365712 is a `hidden beast` number, since 28 + 6 + 53 + 6 + 571 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (2865365707) and next prime (2865365717).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2865365717) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7807353 + ... + 7807719.

It is an arithmetic number, because the mean of its divisors is an integer number (29569536).

Almost surely, 2^2865365712 is an apocalyptic number.

2865365712 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2865365712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4731125760).

2865365712 is an abundant number, since it is smaller than the sum of its proper divisors (6596885808).

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

2865365712 is a wasteful number, since it uses less digits than its factorization.

2865365712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479 (or 467 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 2865365712 is about 53529.1108837051. The cubic root of 2865365712 is about 1420.3433858438.

The spelling of 2865365712 in words is "two billion, eight hundred sixty-five million, three hundred sixty-five thousand, seven hundred twelve".