268496483557 has 8 divisors (see below), whose sum is σ = 277903491840. Its totient is φ = 259099375920.

The previous prime is 268496483531. The next prime is 268496483581. The reversal of 268496483557 is 755384694862.

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-268496483557 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 268496483492 and 268496483501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268496487557) 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, 2419953 + ... + 2528470.

It is an arithmetic number, because the mean of its divisors is an integer number (34737936480).

Almost surely, 2^268496483557 is an apocalyptic number.

It is an amenable number.

268496483557 is a deficient number, since it is larger than the sum of its proper divisors (9407008283).

268496483557 is a wasteful number, since it uses less digits than its factorization.

268496483557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4950323.

The product of its digits is 348364800, while the sum is 67.

The spelling of 268496483557 in words is "two hundred sixty-eight billion, four hundred ninety-six million, four hundred eighty-three thousand, five hundred fifty-seven".