255045546 has 96 divisors (see below), whose sum is σ = 658344960. Its totient is φ = 69818112.

The previous prime is 255045541. The next prime is 255045601. The reversal of 255045546 is 645540552.

255045546 is a `hidden beast` number, since 25 + 50 + 45 + 546 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 255045546.

It is not an unprimeable number, because it can be changed into a prime (255045541) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 814686 + ... + 814998.

It is an arithmetic number, because the mean of its divisors is an integer number (6857760).

Almost surely, 2^255045546 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255045546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (329172480).

255045546 is an abundant number, since it is smaller than the sum of its proper divisors (403299414).

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

255045546 is a wasteful number, since it uses less digits than its factorization.

255045546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580 (or 577 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The square root of 255045546 is about 15970.1454595755. The cubic root of 255045546 is about 634.1703228034.

The spelling of 255045546 in words is "two hundred fifty-five million, forty-five thousand, five hundred forty-six".