255503214100 has 72 divisors (see below), whose sum is σ = 563075072000. Its totient is φ = 100617379200.

The previous prime is 255503214049. The next prime is 255503214121. The reversal of 255503214100 is 1412305552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2710765 + ... + 2803435.

Almost surely, 2^255503214100 is an apocalyptic number.

255503214100 is a gapful number since it is divisible by the number (20) 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 255503214100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281537536000).

255503214100 is an abundant number, since it is smaller than the sum of its proper divisors (307571857900).

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

255503214100 is a wasteful number, since it uses less digits than its factorization.

255503214100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93113 (or 93106 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

Adding to 255503214100 its reverse (1412305552), we get a palindrome (256915519652).

The spelling of 255503214100 in words is "two hundred fifty-five billion, five hundred three million, two hundred fourteen thousand, one hundred".