2865922560 has 480 divisors, whose sum is σ = 10938799872. Its totient is φ = 716636160.

The previous prime is 2865922547. The next prime is 2865922669. The reversal of 2865922560 is 652295682.

2865922560 is a `hidden beast` number, since 2 + 8 + 6 + 592 + 2 + 56 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10575225 + ... + 10575495.

Almost surely, 2^2865922560 is an apocalyptic number.

2865922560 is a gapful number since it is divisible by the number (20) 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 2865922560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5469399936).

2865922560 is an abundant number, since it is smaller than the sum of its proper divisors (8072877312).

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

2865922560 is an equidigital number, since it uses as much as digits as its factorization.

2865922560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326 (or 298 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 2865922560 is about 53534.3119877336. The cubic root of 2865922560 is about 1420.4353885437.

The spelling of 2865922560 in words is "two billion, eight hundred sixty-five million, nine hundred twenty-two thousand, five hundred sixty".