268356412613 has 8 divisors (see below), whose sum is σ = 270524479488. Its totient is φ = 266189205744.

The previous prime is 268356412609. The next prime is 268356412631. The reversal of 268356412613 is 316214653862.

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 268356412613 - 2² = 268356412609 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 (268356412693) 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, 419120 + ... + 844022.

It is an arithmetic number, because the mean of its divisors is an integer number (33815559936).

Almost surely, 2^268356412613 is an apocalyptic number.

It is an amenable number.

268356412613 is a deficient number, since it is larger than the sum of its proper divisors (2168066875).

268356412613 is a wasteful number, since it uses less digits than its factorization.

268356412613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430003.

The product of its digits is 1244160, while the sum is 47.

The spelling of 268356412613 in words is "two hundred sixty-eight billion, three hundred fifty-six million, four hundred twelve thousand, six hundred thirteen".