268533397441 has 8 divisors (see below), whose sum is σ = 269472478464. Its totient is φ = 267594470640.

The previous prime is 268533397439. The next prime is 268533397493. The reversal of 268533397441 is 144793335862.

It is a happy number.

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 268533397441 - 2¹ = 268533397439 is a prime.

It is a super-2 number, since 2×268533397441² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (268533397421) 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, 4296880 + ... + 4358926.

It is an arithmetic number, because the mean of its divisors is an integer number (33684059808).

Almost surely, 2^268533397441 is an apocalyptic number.

It is an amenable number.

268533397441 is a deficient number, since it is larger than the sum of its proper divisors (939081023).

268533397441 is a wasteful number, since it uses less digits than its factorization.

268533397441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77111.

The product of its digits is 13063680, while the sum is 55.

The spelling of 268533397441 in words is "two hundred sixty-eight billion, five hundred thirty-three million, three hundred ninety-seven thousand, four hundred forty-one".