255864122641 has 8 divisors (see below), whose sum is σ = 262634486400. Its totient is φ = 249149027568.

The previous prime is 255864122629. The next prime is 255864122663. The reversal of 255864122641 is 146221468552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 255864122641 - 2⁷ = 255864122513 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 255864122591 and 255864122600.

It is not an unprimeable number, because it can be changed into a prime (255864122671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13807791 + ... + 13826308.

It is an arithmetic number, because the mean of its divisors is an integer number (32829310800).

Almost surely, 2^255864122641 is an apocalyptic number.

It is an amenable number.

255864122641 is a deficient number, since it is larger than the sum of its proper divisors (6770363759).

255864122641 is a wasteful number, since it uses less digits than its factorization.

255864122641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27634343.

The product of its digits is 921600, while the sum is 46.

The spelling of 255864122641 in words is "two hundred fifty-five billion, eight hundred sixty-four million, one hundred twenty-two thousand, six hundred forty-one".