268536357713516 has 6 divisors (see below), whose sum is σ = 469938625998660. Its totient is φ = 134268178856756.

The previous prime is 268536357713501. The next prime is 268536357713551. The reversal of 268536357713516 is 615317753635862.

It is a super-2 number, since 2×268536357713516² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33567044714186 + ... + 33567044714193.

It is an arithmetic number, because the mean of its divisors is an integer number (78323104333110).

Almost surely, 2^{268536357713516} is an apocalyptic number.

It is an amenable number.

268536357713516 is a deficient number, since it is larger than the sum of its proper divisors (201402268285144).

268536357713516 is a wasteful number, since it uses less digits than its factorization.

268536357713516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67134089428383 (or 67134089428381 counting only the distinct ones).

The product of its digits is 571536000, while the sum is 68.

The spelling of 268536357713516 in words is "two hundred sixty-eight trillion, five hundred thirty-six billion, three hundred fifty-seven million, seven hundred thirteen thousand, five hundred sixteen".