420066255244 has 24 divisors (see below), whose sum is σ = 807450013440. Its totient is φ = 190327501584.

The previous prime is 420066255241. The next prime is 420066255251. The reversal of 420066255244 is 442552660024.

It is a junction number, because it is equal to n+sod(n) for n = 420066255197 and 420066255206.

It is not an unprimeable number, because it can be changed into a prime (420066255241) 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 7 ways as a sum of consecutive naturals, for example, 120154504 + ... + 120157999.

It is an arithmetic number, because the mean of its divisors is an integer number (33643750560).

Almost surely, 2^420066255244 is an apocalyptic number.

It is an amenable number.

420066255244 is a deficient number, since it is larger than the sum of its proper divisors (387383758196).

420066255244 is a wasteful number, since it uses less digits than its factorization.

420066255244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240312549 (or 240312547 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 40.

The spelling of 420066255244 in words is "four hundred twenty billion, sixty-six million, two hundred fifty-five thousand, two hundred forty-four".