2565281102 has 4 divisors (see below), whose sum is σ = 3847921656. Its totient is φ = 1282640550.

The previous prime is 2565281063. The next prime is 2565281107. The reversal of 2565281102 is 2011825652.

2565281102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2565281107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 641320274 + ... + 641320277.

It is an arithmetic number, because the mean of its divisors is an integer number (961980414).

Almost surely, 2^2565281102 is an apocalyptic number.

2565281102 is a deficient number, since it is larger than the sum of its proper divisors (1282640554).

2565281102 is a wasteful number, since it uses less digits than its factorization.

2565281102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1282640553.

The product of its (nonzero) digits is 9600, while the sum is 32.

The square root of 2565281102 is about 50648.6041466100. The cubic root of 2565281102 is about 1368.9207942888.

The spelling of 2565281102 in words is "two billion, five hundred sixty-five million, two hundred eighty-one thousand, one hundred two".