255101400 has 288 divisors, whose sum is σ = 924159600. Its totient is φ = 65318400.

The previous prime is 255101389. The next prime is 255101411. The reversal of 255101400 is 4101552.

255101400 is a `hidden beast` number, since 255 + 10 + 1 + 400 = 666.

255101400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (255101389) and next prime (255101411).

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 1409310 + ... + 1409490.

Almost surely, 2^255101400 is an apocalyptic number.

255101400 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 255101400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (462079800).

255101400 is an abundant number, since it is smaller than the sum of its proper divisors (669058200).

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

255101400 is a wasteful number, since it uses less digits than its factorization.

255101400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 255101400 is about 15971.8940642618. The cubic root of 255101400 is about 634.2166130503.

Adding to 255101400 its reverse (4101552), we get a palindrome (259202952).

The spelling of 255101400 in words is "two hundred fifty-five million, one hundred one thousand, four hundred".