268692455 has 4 divisors (see below), whose sum is σ = 322430952. Its totient is φ = 214953960.

The previous prime is 268692449. The next prime is 268692491. The reversal of 268692455 is 554296862.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 268692455 - 2²⁰ = 267643879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26869241 + ... + 26869250.

It is an arithmetic number, because the mean of its divisors is an integer number (80607738).

Almost surely, 2^268692455 is an apocalyptic number.

268692455 is a deficient number, since it is larger than the sum of its proper divisors (53738497).

268692455 is an equidigital number, since it uses as much as digits as its factorization.

268692455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53738496.

The product of its digits is 1036800, while the sum is 47.

The square root of 268692455 is about 16391.8411107477. The cubic root of 268692455 is about 645.2853773931.

The spelling of 268692455 in words is "two hundred sixty-eight million, six hundred ninety-two thousand, four hundred fifty-five".