25010225511 has 4 divisors (see below), whose sum is σ = 33346967352. Its totient is φ = 16673483672.

The previous prime is 25010225509. The next prime is 25010225533. The reversal of 25010225511 is 11552201052.

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

It is a cyclic number.

It is not a de Polignac number, because 25010225511 - 2¹ = 25010225509 is a prime.

It is a super-2 number, since 2×25010225511² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25010225561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4168370916 + ... + 4168370921.

It is an arithmetic number, because the mean of its divisors is an integer number (8336741838).

Almost surely, 2^25010225511 is an apocalyptic number.

25010225511 is a deficient number, since it is larger than the sum of its proper divisors (8336741841).

25010225511 is an equidigital number, since it uses as much as digits as its factorization.

25010225511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8336741840.

The product of its (nonzero) digits is 1000, while the sum is 24.

Adding to 25010225511 its reverse (11552201052), we get a palindrome (36562426563).

The spelling of 25010225511 in words is "twenty-five billion, ten million, two hundred twenty-five thousand, five hundred eleven".