255136243032 has 288 divisors, whose sum is σ = 825952982400. Its totient is φ = 70797957120.

The previous prime is 255136242973. The next prime is 255136243051. The reversal of 255136243032 is 230342631552.

255136243032 is a `hidden beast` number, since 2 + 551 + 3 + 62 + 43 + 0 + 3 + 2 = 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 71 ways as a sum of consecutive naturals, for example, 5456569 + ... + 5503127.

It is an arithmetic number, because the mean of its divisors is an integer number (2867892300).

Almost surely, 2^255136243032 is an apocalyptic number.

255136243032 is a gapful number since it is divisible by the number (22) 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 255136243032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (412976491200).

255136243032 is an abundant number, since it is smaller than the sum of its proper divisors (570816739368).

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

255136243032 is a wasteful number, since it uses less digits than its factorization.

255136243032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46647 (or 46629 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

Adding to 255136243032 its reverse (230342631552), we get a palindrome (485478874584).

The spelling of 255136243032 in words is "two hundred fifty-five billion, one hundred thirty-six million, two hundred forty-three thousand, thirty-two".