845255366 has 4 divisors (see below), whose sum is σ = 1267883052. Its totient is φ = 422627682.

The previous prime is 845255353. The next prime is 845255387. The reversal of 845255366 is 663552548.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211313840 + ... + 211313843.

It is an arithmetic number, because the mean of its divisors is an integer number (316970763).

Almost surely, 2^845255366 is an apocalyptic number.

845255366 is a deficient number, since it is larger than the sum of its proper divisors (422627686).

845255366 is a wasteful number, since it uses less digits than its factorization.

845255366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422627685.

The product of its digits is 864000, while the sum is 44.

The square root of 845255366 is about 29073.2758044222. The cubic root of 845255366 is about 945.5024216348.

The spelling of 845255366 in words is "eight hundred forty-five million, two hundred fifty-five thousand, three hundred sixty-six".