25222550525004 has 48 divisors (see below), whose sum is σ = 68400137030400. Its totient is φ = 7084299903936.

The previous prime is 25222550524987. The next prime is 25222550525021. The reversal of 25222550525004 is 40052505522252.

It is an interprime number because it is at equal distance from previous prime (25222550524987) and next prime (25222550525021).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2544642999 + ... + 2544652910.

It is an arithmetic number, because the mean of its divisors is an integer number (1425002854800).

Almost surely, 2^{25222550525004} is an apocalyptic number.

It is an amenable number.

25222550525004 is an abundant number, since it is smaller than the sum of its proper divisors (43177586505396).

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

25222550525004 is a wasteful number, since it uses less digits than its factorization.

25222550525004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5089295982 (or 5089295980 counting only the distinct ones).

The product of its (nonzero) digits is 400000, while the sum is 39.

The spelling of 25222550525004 in words is "twenty-five trillion, two hundred twenty-two billion, five hundred fifty million, five hundred twenty-five thousand, four".