2265278505582 has 16 divisors (see below), whose sum is σ = 4530589781760. Its totient is φ = 755087373432.

The previous prime is 2265278505571. The next prime is 2265278505641. The reversal of 2265278505582 is 2855058725622.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 416032 + ... + 2168787.

It is an arithmetic number, because the mean of its divisors is an integer number (283161861360).

Almost surely, 2^{2265278505582} is an apocalyptic number.

2265278505582 is an abundant number, since it is smaller than the sum of its proper divisors (2265311276178).

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

2265278505582 is a wasteful number, since it uses less digits than its factorization.

2265278505582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2730887.

The product of its (nonzero) digits is 26880000, while the sum is 57.

The spelling of 2265278505582 in words is "two trillion, two hundred sixty-five billion, two hundred seventy-eight million, five hundred five thousand, five hundred eighty-two".