25524355042 has 8 divisors (see below), whose sum is σ = 38290481856. Its totient is φ = 12760861092.

The previous prime is 25524355039. The next prime is 25524355063. The reversal of 25524355042 is 24055342552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 25524354992 and 25524355010.

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 3 ways as a sum of consecutive naturals, for example, 633798 + ... + 672865.

It is an arithmetic number, because the mean of its divisors is an integer number (4786310232).

Almost surely, 2^25524355042 is an apocalyptic number.

25524355042 is a deficient number, since it is larger than the sum of its proper divisors (12766126814).

25524355042 is a wasteful number, since it uses less digits than its factorization.

25524355042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1316432.

The product of its (nonzero) digits is 240000, while the sum is 37.

Adding to 25524355042 its reverse (24055342552), we get a palindrome (49579697594).

The spelling of 25524355042 in words is "twenty-five billion, five hundred twenty-four million, three hundred fifty-five thousand, forty-two".