25002504003542 has 32 divisors (see below), whose sum is σ = 40488237344352. Its totient is φ = 11511180635904.

The previous prime is 25002504003443. The next prime is 25002504003571. The reversal of 25002504003542 is 24530040520052.

It is a junction number, because it is equal to n+sod(n) for n = 25002504003499 and 25002504003508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42925553 + ... + 43504115.

It is an arithmetic number, because the mean of its divisors is an integer number (1265257417011).

Almost surely, 2^{25002504003542} is an apocalyptic number.

25002504003542 is a deficient number, since it is larger than the sum of its proper divisors (15485733340810).

25002504003542 is a wasteful number, since it uses less digits than its factorization.

25002504003542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582672.

The product of its (nonzero) digits is 48000, while the sum is 32.

Adding to 25002504003542 its reverse (24530040520052), we get a palindrome (49532544523594).

The spelling of 25002504003542 in words is "twenty-five trillion, two billion, five hundred four million, three thousand, five hundred forty-two".