25005052550328 has 16 divisors (see below), whose sum is σ = 62512631375880. Its totient is φ = 8335017516768.

The previous prime is 25005052550279. The next prime is 25005052550351. The reversal of 25005052550328 is 82305525050052.

It is a self number, because there is not a number n which added to its sum of digits gives 25005052550328.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 520938594775 + ... + 520938594822.

Almost surely, 2^{25005052550328} is an apocalyptic number.

It is an amenable number.

25005052550328 is an abundant number, since it is smaller than the sum of its proper divisors (37507578825552).

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

25005052550328 is a wasteful number, since it uses less digits than its factorization.

25005052550328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041877189606 (or 1041877189602 counting only the distinct ones).

The product of its (nonzero) digits is 600000, while the sum is 42.

The spelling of 25005052550328 in words is "twenty-five trillion, five billion, fifty-two million, five hundred fifty thousand, three hundred twenty-eight".