25564051014 has 16 divisors (see below), whose sum is σ = 51165520128. Its totient is φ = 8515113992.

The previous prime is 25564050997. The next prime is 25564051027. The reversal of 25564051014 is 41015046552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1550202 + ... + 1566605.

It is an arithmetic number, because the mean of its divisors is an integer number (3197845008).

Almost surely, 2^25564051014 is an apocalyptic number.

25564051014 is an abundant number, since it is smaller than the sum of its proper divisors (25601469114).

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

25564051014 is a wasteful number, since it uses less digits than its factorization.

25564051014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3118179.

The product of its (nonzero) digits is 24000, while the sum is 33.

Adding to 25564051014 its reverse (41015046552), we get a palindrome (66579097566).

The spelling of 25564051014 in words is "twenty-five billion, five hundred sixty-four million, fifty-one thousand, fourteen".