427354663244 has 24 divisors (see below), whose sum is σ = 758837566368. Its totient is φ = 210547370880.

The previous prime is 427354663193. The next prime is 427354663247. The reversal of 427354663244 is 442366453724.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 427354663192 and 427354663201.

It is not an unprimeable number, because it can be changed into a prime (427354663247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68654 + ... + 927050.

It is an arithmetic number, because the mean of its divisors is an integer number (31618231932).

Almost surely, 2^427354663244 is an apocalyptic number.

It is an amenable number.

427354663244 is a deficient number, since it is larger than the sum of its proper divisors (331482903124).

427354663244 is a wasteful number, since it uses less digits than its factorization.

427354663244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860225 (or 860223 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 50.

The spelling of 427354663244 in words is "four hundred twenty-seven billion, three hundred fifty-four million, six hundred sixty-three thousand, two hundred forty-four".