255220225072 has 20 divisors (see below), whose sum is σ = 523576785816. Its totient is φ = 120103635200.

The previous prime is 255220225069. The next prime is 255220225079. The reversal of 255220225072 is 270522022552.

255220225072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (255220225079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 469154554 + ... + 469155097.

Almost surely, 2^255220225072 is an apocalyptic number.

It is an amenable number.

255220225072 is an abundant number, since it is smaller than the sum of its proper divisors (268356560744).

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

255220225072 is a wasteful number, since it uses less digits than its factorization.

255220225072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938309676 (or 938309670 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 34.

The spelling of 255220225072 in words is "two hundred fifty-five billion, two hundred twenty million, two hundred twenty-five thousand, seventy-two".