25606023326 has 32 divisors (see below), whose sum is σ = 43267936320. Its totient is φ = 11276584704.

The previous prime is 25606023319. The next prime is 25606023361. The reversal of 25606023326 is 62332060652.

It is a super-2 number, since 2×25606023326² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192236 + ... + 296928.

It is an arithmetic number, because the mean of its divisors is an integer number (1352123010).

Almost surely, 2^25606023326 is an apocalyptic number.

25606023326 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

25606023326 is a deficient number, since it is larger than the sum of its proper divisors (17661912994).

25606023326 is a wasteful number, since it uses less digits than its factorization.

25606023326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105140.

The product of its (nonzero) digits is 77760, while the sum is 35.

Adding to 25606023326 its reverse (62332060652), we get a palindrome (87938083978).

The spelling of 25606023326 in words is "twenty-five billion, six hundred six million, twenty-three thousand, three hundred twenty-six".