255002052400 has 120 divisors (see below), whose sum is σ = 628019112240. Its totient is φ = 99472158720.

The previous prime is 255002052379. The next prime is 255002052421. The reversal of 255002052400 is 4250200552.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (255002052379) and next prime (255002052421).

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 2549739 + ... + 2647861.

It is an arithmetic number, because the mean of its divisors is an integer number (5233492602).

Almost surely, 2^255002052400 is an apocalyptic number.

255002052400 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 255002052400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (314009556120).

255002052400 is an abundant number, since it is smaller than the sum of its proper divisors (373017059840).

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

255002052400 is a wasteful number, since it uses less digits than its factorization.

255002052400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98303 (or 98292 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 25.

Adding to 255002052400 its reverse (4250200552), we get a palindrome (259252252952).

The spelling of 255002052400 in words is "two hundred fifty-five billion, two million, fifty-two thousand, four hundred".