25234053211 has 16 divisors (see below), whose sum is σ = 25767525600. Its totient is φ = 24706988800.

The previous prime is 25234053209. The next prime is 25234053217. The reversal of 25234053211 is 11235043252.

It is a cyclic number.

It is not a de Polignac number, because 25234053211 - 2¹ = 25234053209 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 25234053211.

It is not an unprimeable number, because it can be changed into a prime (25234053217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7314615 + ... + 7318063.

It is an arithmetic number, because the mean of its divisors is an integer number (1610470350).

Almost surely, 2^25234053211 is an apocalyptic number.

25234053211 is a deficient number, since it is larger than the sum of its proper divisors (533472389).

25234053211 is a wasteful number, since it uses less digits than its factorization.

25234053211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4334.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 25234053211 its reverse (11235043252), we get a palindrome (36469096463).

The spelling of 25234053211 in words is "twenty-five billion, two hundred thirty-four million, fifty-three thousand, two hundred eleven".