255717170411 has 16 divisors (see below), whose sum is σ = 268611271680. Its totient is φ = 243118743840.

The previous prime is 255717170399. The next prime is 255717170413. The reversal of 255717170411 is 114071717552.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255717170411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255717170413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2877140 + ... + 2964686.

It is an arithmetic number, because the mean of its divisors is an integer number (16788204480).

Almost surely, 2^255717170411 is an apocalyptic number.

255717170411 is a deficient number, since it is larger than the sum of its proper divisors (12894101269).

255717170411 is a wasteful number, since it uses less digits than its factorization.

255717170411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89234.

The product of its (nonzero) digits is 68600, while the sum is 41.

Adding to 255717170411 its reverse (114071717552), we get a palindrome (369788887963).

The spelling of 255717170411 in words is "two hundred fifty-five billion, seven hundred seventeen million, one hundred seventy thousand, four hundred eleven".