25250525555028 has 24 divisors (see below), whose sum is σ = 62018834697120. Its totient is φ = 7973850175200.

The previous prime is 25250525554997. The next prime is 25250525555029. The reversal of 25250525555028 is 82055552505252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25250525555029) 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, 55373959323 + ... + 55373959778.

It is an arithmetic number, because the mean of its divisors is an integer number (2584118112380).

Almost surely, 2^{25250525555028} is an apocalyptic number.

It is an amenable number.

25250525555028 is an abundant number, since it is smaller than the sum of its proper divisors (36768309142092).

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

25250525555028 is a wasteful number, since it uses less digits than its factorization.

25250525555028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110747919127 (or 110747919125 counting only the distinct ones).

The product of its (nonzero) digits is 10000000, while the sum is 51.

The spelling of 25250525555028 in words is "twenty-five trillion, two hundred fifty billion, five hundred twenty-five million, five hundred fifty-five thousand, twenty-eight".