255503442212 has 6 divisors (see below), whose sum is σ = 447131023878. Its totient is φ = 127751721104.

The previous prime is 255503442179. The next prime is 255503442221. The reversal of 255503442212 is 212244305552.

It is a happy number.

255503442212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 148761404416 + 106742037796 = 385696^2 + 326714^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31937930273 + ... + 31937930280.

It is an arithmetic number, because the mean of its divisors is an integer number (74521837313).

Almost surely, 2^255503442212 is an apocalyptic number.

It is an amenable number.

255503442212 is a deficient number, since it is larger than the sum of its proper divisors (191627581666).

255503442212 is a wasteful number, since it uses less digits than its factorization.

255503442212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63875860557 (or 63875860555 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 255503442212 its reverse (212244305552), we get a palindrome (467747747764).

The spelling of 255503442212 in words is "two hundred fifty-five billion, five hundred three million, four hundred forty-two thousand, two hundred twelve".