25550030005255 has 16 divisors (see below), whose sum is σ = 35701174004544. Its totient is φ = 17189454147840.

The previous prime is 25550030005249. The next prime is 25550030005261. The reversal of 25550030005255 is 55250003005552.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (25550030005249) and next prime (25550030005261).

It is not a de Polignac number, because 25550030005255 - 2⁵ = 25550030005223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 6886798686 + ... + 6886802395.

It is an arithmetic number, because the mean of its divisors is an integer number (2231323375284).

Almost surely, 2^{25550030005255} is an apocalyptic number.

25550030005255 is a deficient number, since it is larger than the sum of its proper divisors (10151143999289).

25550030005255 is a wasteful number, since it uses less digits than its factorization.

25550030005255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13773601146.

The product of its (nonzero) digits is 187500, while the sum is 37.

The spelling of 25550030005255 in words is "twenty-five trillion, five hundred fifty billion, thirty million, five thousand, two hundred fifty-five".