25454425251322 has 32 divisors (see below), whose sum is σ = 38604117049344. Its totient is φ = 12587031903600.

The previous prime is 25454425251271. The next prime is 25454425251323. The reversal of 25454425251322 is 22315252445452.

It is not an unprimeable number, because it can be changed into a prime (25454425251323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 724952547 + ... + 724987657.

It is an arithmetic number, because the mean of its divisors is an integer number (1206378657792).

Almost surely, 2^{25454425251322} is an apocalyptic number.

25454425251322 is a deficient number, since it is larger than the sum of its proper divisors (13149691798022).

25454425251322 is a wasteful number, since it uses less digits than its factorization.

25454425251322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44194.

The product of its digits is 3840000, while the sum is 46.

Adding to 25454425251322 its reverse (22315252445452), we get a palindrome (47769677696774).

The spelling of 25454425251322 in words is "twenty-five trillion, four hundred fifty-four billion, four hundred twenty-five million, two hundred fifty-one thousand, three hundred twenty-two".