25533320326 has 16 divisors (see below), whose sum is σ = 40031738208. Its totient is φ = 12191256000.

The previous prime is 25533320291. The next prime is 25533320327. The reversal of 25533320326 is 62302333552.

It is a junction number, because it is equal to n+sod(n) for n = 25533320291 and 25533320300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25533320327) 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 7 ways as a sum of consecutive naturals, for example, 434145 + ... + 489436.

It is an arithmetic number, because the mean of its divisors is an integer number (2501983638).

Almost surely, 2^25533320326 is an apocalyptic number.

25533320326 is a deficient number, since it is larger than the sum of its proper divisors (14498417882).

25533320326 is a wasteful number, since it uses less digits than its factorization.

25533320326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924207.

The product of its (nonzero) digits is 97200, while the sum is 34.

Adding to 25533320326 its reverse (62302333552), we get a palindrome (87835653878).

The spelling of 25533320326 in words is "twenty-five billion, five hundred thirty-three million, three hundred twenty thousand, three hundred twenty-six".