268297339251 has 8 divisors (see below), whose sum is σ = 358333042320. Its totient is φ = 178563264512.

The previous prime is 268297339231. The next prime is 268297339253. The reversal of 268297339251 is 152933792862.

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 a de Polignac number, because none of the positive numbers 2^k-268297339251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 268297339191 and 268297339200.

It is not an unprimeable number, because it can be changed into a prime (268297339253) 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, 75405006 + ... + 75408563.

It is an arithmetic number, because the mean of its divisors is an integer number (44791630290).

Almost surely, 2^268297339251 is an apocalyptic number.

268297339251 is a deficient number, since it is larger than the sum of its proper divisors (90035703069).

268297339251 is a wasteful number, since it uses less digits than its factorization.

268297339251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150814165.

The product of its digits is 9797760, while the sum is 57.

The spelling of 268297339251 in words is "two hundred sixty-eight billion, two hundred ninety-seven million, three hundred thirty-nine thousand, two hundred fifty-one".