25552144431050 has 24 divisors (see below), whose sum is σ = 49593379454496. Its totient is φ = 9776472651440.

The previous prime is 25552144431031. The next prime is 25552144431061. The reversal of 25552144431050 is 5013444125552.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 25552144430989 and 25552144431007.

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 11 ways as a sum of consecutive naturals, for example, 11109626864 + ... + 11109629163.

It is an arithmetic number, because the mean of its divisors is an integer number (2066390810604).

Almost surely, 2^{25552144431050} is an apocalyptic number.

25552144431050 is a deficient number, since it is larger than the sum of its proper divisors (24041235023446).

25552144431050 is a wasteful number, since it uses less digits than its factorization.

25552144431050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22219256062 (or 22219256057 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 41.

The spelling of 25552144431050 in words is "twenty-five trillion, five hundred fifty-two billion, one hundred forty-four million, four hundred thirty-one thousand, fifty".