255644152232 has 32 divisors (see below), whose sum is σ = 549029016000. Its totient is φ = 109317755904.

The previous prime is 255644152199. The next prime is 255644152279. The reversal of 255644152232 is 232251446552.

It is a self number, because there is not a number n which added to its sum of digits gives 255644152232.

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 7 ways as a sum of consecutive naturals, for example, 5058458 + ... + 5108745.

It is an arithmetic number, because the mean of its divisors is an integer number (17157156750).

Almost surely, 2^255644152232 is an apocalyptic number.

It is an amenable number.

255644152232 is an abundant number, since it is smaller than the sum of its proper divisors (293384863768).

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

255644152232 is a wasteful number, since it uses less digits than its factorization.

255644152232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10167665 (or 10167661 counting only the distinct ones).

The product of its digits is 576000, while the sum is 41.

Adding to 255644152232 its reverse (232251446552), we get a palindrome (487895598784).

The spelling of 255644152232 in words is "two hundred fifty-five billion, six hundred forty-four million, one hundred fifty-two thousand, two hundred thirty-two".