268940006711 has 4 divisors (see below), whose sum is σ = 268942536624. Its totient is φ = 268937476800.

The previous prime is 268940006701. The next prime is 268940006729. The reversal of 268940006711 is 117600049862.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268940006711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268940006701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1098170 + ... + 1320551.

It is an arithmetic number, because the mean of its divisors is an integer number (67235634156).

Almost surely, 2^268940006711 is an apocalyptic number.

268940006711 is a deficient number, since it is larger than the sum of its proper divisors (2529913).

268940006711 is a wasteful number, since it uses less digits than its factorization.

268940006711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2529912.

The product of its (nonzero) digits is 145152, while the sum is 44.

The spelling of 268940006711 in words is "two hundred sixty-eight billion, nine hundred forty million, six thousand, seven hundred eleven".