25253333201 has 4 divisors (see below), whose sum is σ = 25255560000. Its totient is φ = 25251106404.

The previous prime is 25253333159. The next prime is 25253333221. The reversal of 25253333201 is 10233335252.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 25253333201 - 2¹⁴ = 25253316817 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25253333221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1096301 + ... + 1119098.

It is an arithmetic number, because the mean of its divisors is an integer number (6313890000).

Almost surely, 2^25253333201 is an apocalyptic number.

It is an amenable number.

25253333201 is a deficient number, since it is larger than the sum of its proper divisors (2226799).

25253333201 is a wasteful number, since it uses less digits than its factorization.

25253333201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2226798.

The product of its (nonzero) digits is 16200, while the sum is 29.

Adding to 25253333201 its reverse (10233335252), we get a palindrome (35486668453).

The spelling of 25253333201 in words is "twenty-five billion, two hundred fifty-three million, three hundred thirty-three thousand, two hundred one".