420246422444 has 12 divisors (see below), whose sum is σ = 735439920600. Its totient is φ = 210120730848.

The previous prime is 420246422419. The next prime is 420246422461. The reversal of 420246422444 is 444224642024.

It is a junction number, because it is equal to n+sod(n) for n = 420246422398 and 420246422407.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208529 + ... + 940200.

It is an arithmetic number, because the mean of its divisors is an integer number (61286660050).

Almost surely, 2^420246422444 is an apocalyptic number.

It is an amenable number.

420246422444 is a deficient number, since it is larger than the sum of its proper divisors (315193498156).

420246422444 is a wasteful number, since it uses less digits than its factorization.

420246422444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1240192 (or 1240190 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 38.

The spelling of 420246422444 in words is "four hundred twenty billion, two hundred forty-six million, four hundred twenty-two thousand, four hundred forty-four".