268700164 has 24 divisors (see below), whose sum is σ = 498595608. Its totient is φ = 126266880.

The previous prime is 268700143. The next prime is 268700177. The reversal of 268700164 is 461007862.

It can be written as a sum of positive squares in 4 ways, for example, as 74097664 + 194602500 = 8608^2 + 13950^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53422 + ... + 58234.

It is an arithmetic number, because the mean of its divisors is an integer number (20774817).

Almost surely, 2^268700164 is an apocalyptic number.

It is an amenable number.

268700164 is a deficient number, since it is larger than the sum of its proper divisors (229895444).

268700164 is a wasteful number, since it uses less digits than its factorization.

268700164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5655 (or 5653 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 268700164 is about 16392.0762565332. The cubic root of 268700164 is about 645.2915485841.

The spelling of 268700164 in words is "two hundred sixty-eight million, seven hundred thousand, one hundred sixty-four".