25250050005028 has 24 divisors (see below), whose sum is σ = 44713307005920. Its totient is φ = 12475494514560.

The previous prime is 25250050004923. The next prime is 25250050005029. The reversal of 25250050005028 is 82050005005252.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 25250050004984 and 25250050005002.

It is not an unprimeable number, because it can be changed into a prime (25250050005029) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 84235498 + ... + 84534721.

It is an arithmetic number, because the mean of its divisors is an integer number (1863054458580).

Almost surely, 2^{25250050005028} is an apocalyptic number.

It is an amenable number.

25250050005028 is a deficient number, since it is larger than the sum of its proper divisors (19463257000892).

25250050005028 is a wasteful number, since it uses less digits than its factorization.

25250050005028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168770667 (or 168770665 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 34.

The spelling of 25250050005028 in words is "twenty-five trillion, two hundred fifty billion, fifty million, five thousand, twenty-eight".