255848644725 has 24 divisors (see below), whose sum is σ = 423200746752. Its totient is φ = 136388851200.

The previous prime is 255848644721. The next prime is 255848644741. The reversal of 255848644725 is 527446848552.

It is not a de Polignac number, because 255848644725 - 2² = 255848644721 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255848644721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 635196 + ... + 956645.

It is an arithmetic number, because the mean of its divisors is an integer number (17633364448).

Almost surely, 2^255848644725 is an apocalyptic number.

255848644725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

255848644725 is a deficient number, since it is larger than the sum of its proper divisors (167352102027).

255848644725 is a wasteful number, since it uses less digits than its factorization.

255848644725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1593997 (or 1593992 counting only the distinct ones).

The product of its digits is 86016000, while the sum is 60.

The spelling of 255848644725 in words is "two hundred fifty-five billion, eight hundred forty-eight million, six hundred forty-four thousand, seven hundred twenty-five".