424323800856 has 256 divisors, whose sum is σ = 1261353600000. Its totient is φ = 131785906176.

The previous prime is 424323800807. The next prime is 424323800909. The reversal of 424323800856 is 658008323424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 62980720 + ... + 62987456.

It is an arithmetic number, because the mean of its divisors is an integer number (4927162500).

Almost surely, 2^424323800856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 424323800856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (630676800000).

424323800856 is an abundant number, since it is smaller than the sum of its proper divisors (837029799144).

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

424323800856 is a wasteful number, since it uses less digits than its factorization.

424323800856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7023 (or 7013 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 45.

The spelling of 424323800856 in words is "four hundred twenty-four billion, three hundred twenty-three million, eight hundred thousand, eight hundred fifty-six".