255635491402752 has 352 divisors, whose sum is σ = 699248177971200. Its totient is φ = 83007449333760.

The previous prime is 255635491402727. The next prime is 255635491402787. The reversal of 255635491402752 is 257204194536552.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10087012993 + ... + 10087038335.

It is an arithmetic number, because the mean of its divisors is an integer number (1986500505600).

Almost surely, 2^{255635491402752} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255635491402752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (349624088985600).

255635491402752 is an abundant number, since it is smaller than the sum of its proper divisors (443612686568448).

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

255635491402752 is a wasteful number, since it uses less digits than its factorization.

255635491402752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25989 (or 25971 counting only the distinct ones).

The product of its (nonzero) digits is 90720000, while the sum is 60.

The spelling of 255635491402752 in words is "two hundred fifty-five trillion, six hundred thirty-five billion, four hundred ninety-one million, four hundred two thousand, seven hundred fifty-two".