255383100 has 162 divisors, whose sum is σ = 931336224. Its totient is φ = 58363200.

The previous prime is 255383081. The next prime is 255383111. The reversal of 255383100 is 1383552.

255383100 is a `hidden beast` number, since 2 + 553 + 8 + 3 + 100 = 666.

It is a super-2 number, since 2×255383100² = 130441055531220000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 41205 + ... + 46995.

Almost surely, 2^255383100 is an apocalyptic number.

255383100 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 255383100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (465668112).

255383100 is an abundant number, since it is smaller than the sum of its proper divisors (675953124).

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

255383100 is a wasteful number, since it uses less digits than its factorization.

255383100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5825 (or 5808 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 255383100 is about 15980.7102470447. The cubic root of 255383100 is about 634.4499752844.

The spelling of 255383100 in words is "two hundred fifty-five million, three hundred eighty-three thousand, one hundred".