255575378 has 8 divisors (see below), whose sum is σ = 391519872. Its totient is φ = 125068756.

The previous prime is 255575371. The next prime is 255575387. The reversal of 255575378 is 873575552.

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

It is a Harshad number since it is a multiple of its sum of digits (47).

It is not an unprimeable number, because it can be changed into a prime (255575371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1359350 + ... + 1359537.

It is an arithmetic number, because the mean of its divisors is an integer number (48939984).

Almost surely, 2^255575378 is an apocalyptic number.

255575378 is a deficient number, since it is larger than the sum of its proper divisors (135944494).

255575378 is a wasteful number, since it uses less digits than its factorization.

255575378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2718936.

The product of its digits is 1470000, while the sum is 47.

The square root of 255575378 is about 15986.7250554953. The cubic root of 255575378 is about 634.6091611891.

The spelling of 255575378 in words is "two hundred fifty-five million, five hundred seventy-five thousand, three hundred seventy-eight".