424525362816 has 128 divisors (see below), whose sum is σ = 1152994095360. Its totient is φ = 138334556160.

The previous prime is 424525362803. The next prime is 424525362883. The reversal of 424525362816 is 618263525424.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 15814686 + ... + 15841506.

It is an arithmetic number, because the mean of its divisors is an integer number (9007766370).

Almost surely, 2^424525362816 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 424525362816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (576497047680).

424525362816 is an abundant number, since it is smaller than the sum of its proper divisors (728468732544).

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

424525362816 is a wasteful number, since it uses less digits than its factorization.

424525362816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27762 (or 27750 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 48.

The spelling of 424525362816 in words is "four hundred twenty-four billion, five hundred twenty-five million, three hundred sixty-two thousand, eight hundred sixteen".