255774907200 has 84 divisors (see below), whose sum is σ = 839154857120. Its totient is φ = 68206640640.

The previous prime is 255774907181. The next prime is 255774907207. The reversal of 255774907200 is 2709477552.

It is a happy number.

It is a super-2 number, since 2×255774907200² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 255774907200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255774907207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26638420 + ... + 26648019.

Almost surely, 2^255774907200 is an apocalyptic number.

255774907200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255774907200 is an abundant number, since it is smaller than the sum of its proper divisors (583379949920).

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

255774907200 is a wasteful number, since it uses less digits than its factorization.

255774907200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53286464 (or 53286449 counting only the distinct ones).

The product of its (nonzero) digits is 1234800, while the sum is 48.

The spelling of 255774907200 in words is "two hundred fifty-five billion, seven hundred seventy-four million, nine hundred seven thousand, two hundred".