268136365 has 8 divisors (see below), whose sum is σ = 367729920. Its totient is φ = 183864912.

The previous prime is 268136357. The next prime is 268136383. The reversal of 268136365 is 563631862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 268136365 - 2³ = 268136357 is a prime.

It is a super-2 number, since 2×268136365² = 143794220470826450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3830485 + ... + 3830554.

It is an arithmetic number, because the mean of its divisors is an integer number (45966240).

Almost surely, 2^268136365 is an apocalyptic number.

It is an amenable number.

268136365 is a deficient number, since it is larger than the sum of its proper divisors (99593555).

268136365 is an equidigital number, since it uses as much as digits as its factorization.

268136365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7661051.

The product of its digits is 155520, while the sum is 40.

The square root of 268136365 is about 16374.8699231475. The cubic root of 268136365 is about 644.8399057827.

The spelling of 268136365 in words is "two hundred sixty-eight million, one hundred thirty-six thousand, three hundred sixty-five".