255045450 has 48 divisors (see below), whose sum is σ = 690018336. Its totient is φ = 61828800.

The previous prime is 255045449. The next prime is 255045467. The reversal of 255045450 is 54540552.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 75637 + ... + 78936.

It is an arithmetic number, because the mean of its divisors is an integer number (14375382).

Almost surely, 2^255045450 is an apocalyptic number.

255045450 is an abundant number, since it is smaller than the sum of its proper divisors (434972886).

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

255045450 is a wasteful number, since it uses less digits than its factorization.

255045450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154599 (or 154594 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 30.

The square root of 255045450 is about 15970.1424539670. The cubic root of 255045450 is about 634.1702432355.

The spelling of 255045450 in words is "two hundred fifty-five million, forty-five thousand, four hundred fifty".