268254437361 has 16 divisors (see below), whose sum is σ = 379549393920. Its totient is φ = 168161462480.

The previous prime is 268254437351. The next prime is 268254437417. The reversal of 268254437361 is 163734452862.

It is a cyclic number.

It is not a de Polignac number, because 268254437361 - 2¹⁹ = 268253913073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (268254437351) 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, 32942925 + ... + 32951066.

It is an arithmetic number, because the mean of its divisors is an integer number (23721837120).

Almost surely, 2^268254437361 is an apocalyptic number.

It is an amenable number.

268254437361 is a deficient number, since it is larger than the sum of its proper divisors (111294956559).

268254437361 is a wasteful number, since it uses less digits than its factorization.

268254437361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65894076.

The product of its digits is 5806080, while the sum is 51.

The spelling of 268254437361 in words is "two hundred sixty-eight billion, two hundred fifty-four million, four hundred thirty-seven thousand, three hundred sixty-one".