255240115434 has 96 divisors (see below), whose sum is σ = 596972376000. Its totient is φ = 78554810880.

The previous prime is 255240115433. The next prime is 255240115447. The reversal of 255240115434 is 434511042552.

255240115434 is a `hidden beast` number, since 2 + 552 + 40 + 11 + 54 + 3 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (255240115433) 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, 6760642 + ... + 6798290.

It is an arithmetic number, because the mean of its divisors is an integer number (6218462250).

Almost surely, 2^255240115434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255240115434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298486188000).

255240115434 is an abundant number, since it is smaller than the sum of its proper divisors (341732260566).

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

255240115434 is a wasteful number, since it uses less digits than its factorization.

255240115434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38180 (or 38177 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 255240115434 its reverse (434511042552), we get a palindrome (689751157986).

The spelling of 255240115434 in words is "two hundred fifty-five billion, two hundred forty million, one hundred fifteen thousand, four hundred thirty-four".