255889067672 has 64 divisors (see below), whose sum is σ = 558037201920. Its totient is φ = 107734987008.

The previous prime is 255889067663. The next prime is 255889067719. The reversal of 255889067672 is 276760988552.

255889067672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 255889067599 and 255889067608.

It is a congruent number.

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, 1284068 + ... + 1469900.

It is an arithmetic number, because the mean of its divisors is an integer number (8719331280).

Almost surely, 2^255889067672 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 255889067672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279018600960).

255889067672 is an abundant number, since it is smaller than the sum of its proper divisors (302148134248).

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

255889067672 is a wasteful number, since it uses less digits than its factorization.

255889067672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186280 (or 186276 counting only the distinct ones).

The product of its (nonzero) digits is 101606400, while the sum is 65.

The spelling of 255889067672 in words is "two hundred fifty-five billion, eight hundred eighty-nine million, sixty-seven thousand, six hundred seventy-two".