424864563820 has 48 divisors (see below), whose sum is σ = 931200012288. Its totient is φ = 162523275200.

The previous prime is 424864563709. The next prime is 424864563853. The reversal of 424864563820 is 28365468424.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2191845 + ... + 2377795.

It is an arithmetic number, because the mean of its divisors is an integer number (19400000256).

Almost surely, 2^424864563820 is an apocalyptic number.

It is an amenable number.

424864563820 is an abundant number, since it is smaller than the sum of its proper divisors (506335448468).

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

424864563820 is a wasteful number, since it uses less digits than its factorization.

424864563820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190950 (or 190948 counting only the distinct ones).

The product of its (nonzero) digits is 8847360, while the sum is 52.

The spelling of 424864563820 in words is "four hundred twenty-four billion, eight hundred sixty-four million, five hundred sixty-three thousand, eight hundred twenty".