25211256332 has 12 divisors (see below), whose sum is σ = 46441788120. Its totient is φ = 11942174016.

The previous prime is 25211256251. The next prime is 25211256347. The reversal of 25211256332 is 23365211252.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165863453 + ... + 165863604.

It is an arithmetic number, because the mean of its divisors is an integer number (3870149010).

Almost surely, 2^25211256332 is an apocalyptic number.

It is an amenable number.

25211256332 is a deficient number, since it is larger than the sum of its proper divisors (21230531788).

25211256332 is a wasteful number, since it uses less digits than its factorization.

25211256332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331727080 (or 331727078 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

Adding to 25211256332 its reverse (23365211252), we get a palindrome (48576467584).

The spelling of 25211256332 in words is "twenty-five billion, two hundred eleven million, two hundred fifty-six thousand, three hundred thirty-two".