268240357373 has 8 divisors (see below), whose sum is σ = 271609342200. Its totient is φ = 264883691520.

The previous prime is 268240357337. The next prime is 268240357417. The reversal of 268240357373 is 373753042862.

It can be written as a sum of positive squares in 4 ways, for example, as 15485811364 + 252754546009 = 124442^2 + 502747^2 .

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 268240357373 - 2⁶ = 268240357309 is a prime.

It is a super-2 number, since 2×268240357373² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268240357303) 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, 3035918 + ... + 3123023.

It is an arithmetic number, because the mean of its divisors is an integer number (33951167775).

Almost surely, 2^268240357373 is an apocalyptic number.

It is an amenable number.

268240357373 is a deficient number, since it is larger than the sum of its proper divisors (3368984827).

268240357373 is an equidigital number, since it uses as much as digits as its factorization.

268240357373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6159487.

The product of its (nonzero) digits is 5080320, while the sum is 50.

The spelling of 268240357373 in words is "two hundred sixty-eight billion, two hundred forty million, three hundred fifty-seven thousand, three hundred seventy-three".