268071275536 has 15 divisors (see below), whose sum is σ = 519392108991. Its totient is φ = 134034602256.

The previous prime is 268071275491. The next prime is 268071275579. The reversal of 268071275536 is 635572170862.

It is a happy number.

The square root of 268071275536 is 517756.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2006305 + ... + 2135743.

Almost surely, 2^268071275536 is an apocalyptic number.

268071275536 is the 517756-th square number.

It is an amenable number.

268071275536 is a deficient number, since it is larger than the sum of its proper divisors (251320833455).

268071275536 is an frugal number, since it uses more digits than its factorization.

268071275536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258886 (or 129441 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 52.

The spelling of 268071275536 in words is "two hundred sixty-eight billion, seventy-one million, two hundred seventy-five thousand, five hundred thirty-six".