2865264450 has 24 divisors (see below), whose sum is σ = 7105856208. Its totient is φ = 764070480.

The previous prime is 2865264449. The next prime is 2865264461. The reversal of 2865264450 is 544625682.

It is a happy number.

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, 9550732 + ... + 9551031.

It is an arithmetic number, because the mean of its divisors is an integer number (296077342).

Almost surely, 2^2865264450 is an apocalyptic number.

2865264450 is an abundant number, since it is smaller than the sum of its proper divisors (4240591758).

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

2865264450 is a wasteful number, since it uses less digits than its factorization.

2865264450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19101778 (or 19101773 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 42.

The square root of 2865264450 is about 53528.1650161856. The cubic root of 2865264450 is about 1420.3266540057.

The spelling of 2865264450 in words is "two billion, eight hundred sixty-five million, two hundred sixty-four thousand, four hundred fifty".