268940748200 has 24 divisors (see below), whose sum is σ = 625287240030. Its totient is φ = 107576299200.

The previous prime is 268940748143. The next prime is 268940748203. The reversal of 268940748200 is 2847049862.

It can be written as a sum of positive squares in 3 ways, for example, as 211064898724 + 57875849476 = 459418^2 + 240574^2 .

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is not an unprimeable number, because it can be changed into a prime (268940748203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 672351671 + ... + 672352070.

Almost surely, 2^268940748200 is an apocalyptic number.

268940748200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

268940748200 is an abundant number, since it is smaller than the sum of its proper divisors (356346491830).

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

268940748200 is a wasteful number, since it uses less digits than its factorization.

268940748200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344703757 (or 1344703748 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 50.

The spelling of 268940748200 in words is "two hundred sixty-eight billion, nine hundred forty million, seven hundred forty-eight thousand, two hundred".