255005342424 has 160 divisors (see below), whose sum is σ = 816679084320. Its totient is φ = 72823670784.

The previous prime is 255005342419. The next prime is 255005342441. The reversal of 255005342424 is 424243500552.

255005342424 is a `hidden beast` number, since 25 + 500 + 53 + 42 + 42 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 10297962 + ... + 10322694.

It is an arithmetic number, because the mean of its divisors is an integer number (5104244277).

Almost surely, 2^255005342424 is an apocalyptic number.

255005342424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255005342424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (408339542160).

255005342424 is an abundant number, since it is smaller than the sum of its proper divisors (561673741896).

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

255005342424 is a wasteful number, since it uses less digits than its factorization.

255005342424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27031 (or 27018 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 36.

Adding to 255005342424 its reverse (424243500552), we get a palindrome (679248842976).

The spelling of 255005342424 in words is "two hundred fifty-five billion, five million, three hundred forty-two thousand, four hundred twenty-four".