255553182400 has 42 divisors (see below), whose sum is σ = 628820553380. Its totient is φ = 102221272320.

The previous prime is 255553182377. The next prime is 255553182421. The reversal of 255553182400 is 4281355552.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 79858770 + ... + 79861969.

Almost surely, 2^255553182400 is an apocalyptic number.

255553182400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255553182400 is an abundant number, since it is smaller than the sum of its proper divisors (373267370980).

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

255553182400 is a wasteful number, since it uses less digits than its factorization.

255553182400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159720761 (or 159720746 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 40.

The spelling of 255553182400 in words is "two hundred fifty-five billion, five hundred fifty-three million, one hundred eighty-two thousand, four hundred".