855078468 has 24 divisors (see below), whose sum is σ = 2032829568. Its totient is φ = 279648096.

The previous prime is 855078467. The next prime is 855078481. The reversal of 855078468 is 864870558.

It is a self number, because there is not a number n which added to its sum of digits gives 855078468.

It is not an unprimeable number, because it can be changed into a prime (855078463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 671596 + ... + 672867.

It is an arithmetic number, because the mean of its divisors is an integer number (84701232).

Almost surely, 2^855078468 is an apocalyptic number.

It is an amenable number.

855078468 is an abundant number, since it is smaller than the sum of its proper divisors (1177751100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

855078468 is a wasteful number, since it uses less digits than its factorization.

855078468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1344523 (or 1344521 counting only the distinct ones).

The product of its (nonzero) digits is 2150400, while the sum is 51.

The square root of 855078468 is about 29241.7247781317. The cubic root of 855078468 is about 949.1510302772.

The spelling of 855078468 in words is "eight hundred fifty-five million, seventy-eight thousand, four hundred sixty-eight".