255025440222 has 32 divisors (see below), whose sum is σ = 583480779264. Its totient is φ = 72793725600.

The previous prime is 255025440221. The next prime is 255025440223. The reversal of 255025440222 is 222044520552.

It is an interprime number because it is at equal distance from previous prime (255025440221) and next prime (255025440223).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255025440221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2901429 + ... + 2988032.

It is an arithmetic number, because the mean of its divisors is an integer number (18233774352).

Almost surely, 2^255025440222 is an apocalyptic number.

255025440222 is an abundant number, since it is smaller than the sum of its proper divisors (328455339042).

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

255025440222 is a wasteful number, since it uses less digits than its factorization.

255025440222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5890504.

The product of its (nonzero) digits is 64000, while the sum is 33.

Adding to 255025440222 its reverse (222044520552), we get a palindrome (477069960774).

The spelling of 255025440222 in words is "two hundred fifty-five billion, twenty-five million, four hundred forty thousand, two hundred twenty-two".