25132105226536 has 192 divisors, whose sum is σ = 62955228672000. Its totient is φ = 9275137683840.

The previous prime is 25132105226477. The next prime is 25132105226573. The reversal of 25132105226536 is 63562250123152.

It is a junction number, because it is equal to n+sod(n) for n = 25132105226492 and 25132105226501.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 809678905 + ... + 809709943.

It is an arithmetic number, because the mean of its divisors is an integer number (327891816000).

Almost surely, 2^{25132105226536} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25132105226536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31477614336000).

25132105226536 is an abundant number, since it is smaller than the sum of its proper divisors (37823123445464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25132105226536 is a wasteful number, since it uses less digits than its factorization.

25132105226536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40972 (or 40961 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 43.

Adding to 25132105226536 its reverse (63562250123152), we get a palindrome (88694355349688).

The spelling of 25132105226536 in words is "twenty-five trillion, one hundred thirty-two billion, one hundred five million, two hundred twenty-six thousand, five hundred thirty-six".