424776505472 has 72 divisors (see below), whose sum is σ = 930336168405. Its totient is φ = 193043361280.

The previous prime is 424776505451. The next prime is 424776505501. The reversal of 424776505472 is 274505677424.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 361566500416 + 63210005056 = 601304^2 + 251416^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=460856.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 81108038 + ... + 81113274.

Almost surely, 2^424776505472 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 424776505472

424776505472 is an abundant number, since it is smaller than the sum of its proper divisors (505559662933).

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

424776505472 is an frugal number, since it uses more digits than its factorization.

424776505472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10510 (or 5250 counting only the distinct ones).

The product of its (nonzero) digits is 13171200, while the sum is 53.

The spelling of 424776505472 in words is "four hundred twenty-four billion, seven hundred seventy-six million, five hundred five thousand, four hundred seventy-two".