268684736900 has 18 divisors (see below), whose sum is σ = 583045879290. Its totient is φ = 107473894720.

The previous prime is 268684736867. The next prime is 268684736911. The reversal of 268684736900 is 9637486862.

It can be written as a sum of positive squares in 3 ways, for example, as 1097861956 + 267586874944 = 33134^2 + 517288^2 .

It is a super-2 number, since 2×268684736900² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 268684736900.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1343423585 + ... + 1343423784.

Almost surely, 2^268684736900 is an apocalyptic number.

268684736900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

268684736900 is an abundant number, since it is smaller than the sum of its proper divisors (314361142390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

268684736900 is a wasteful number, since it uses less digits than its factorization.

268684736900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2686847383 (or 2686847376 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 59.

The spelling of 268684736900 in words is "two hundred sixty-eight billion, six hundred eighty-four million, seven hundred thirty-six thousand, nine hundred".