25024553206242 has 32 divisors (see below), whose sum is σ = 50515619732160. Its totient is φ = 8263787780160.

The previous prime is 25024553206157. The next prime is 25024553206253. The reversal of 25024553206242 is 24260235542052.

It is a junction number, because it is equal to n+sod(n) for n = 25024553206194 and 25024553206203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1721892 + ... + 7281072.

It is an arithmetic number, because the mean of its divisors is an integer number (1578613116630).

Almost surely, 2^{25024553206242} is an apocalyptic number.

25024553206242 is an abundant number, since it is smaller than the sum of its proper divisors (25491066525918).

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

25024553206242 is a wasteful number, since it uses less digits than its factorization.

25024553206242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5566178.

The product of its (nonzero) digits is 1152000, while the sum is 42.

Adding to 25024553206242 its reverse (24260235542052), we get a palindrome (49284788748294).

The spelling of 25024553206242 in words is "twenty-five trillion, twenty-four billion, five hundred fifty-three million, two hundred six thousand, two hundred forty-two".