268853913 has 6 divisors (see below), whose sum is σ = 388344554. Its totient is φ = 179235936.

The previous prime is 268853899. The next prime is 268853927. The reversal of 268853913 is 319358862.

It is a happy number.

268853913 is a `hidden beast` number, since 26 + 88 + 539 + 13 = 666.

It is an interprime number because it is at equal distance from previous prime (268853899) and next prime (268853927).

It can be written as a sum of positive squares in only one way, i.e., 258180624 + 10673289 = 16068^2 + 3267^2 .

It is not a de Polignac number, because 268853913 - 2¹² = 268849817 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (268853953) 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, 14936320 + ... + 14936337.

Almost surely, 2^268853913 is an apocalyptic number.

It is an amenable number.

268853913 is a deficient number, since it is larger than the sum of its proper divisors (119490641).

268853913 is a wasteful number, since it uses less digits than its factorization.

268853913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29872663 (or 29872660 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 268853913 is about 16396.7653212455. The cubic root of 268853913 is about 645.4146027371.

The spelling of 268853913 in words is "two hundred sixty-eight million, eight hundred fifty-three thousand, nine hundred thirteen".