424974426055488 has 252 divisors, whose sum is σ = 1286801206069860. Its totient is φ = 134076840026112.

The previous prime is 424974426055409. The next prime is 424974426055511. The reversal of 424974426055488 is 884550624479424.

424974426055488 is a `hidden beast` number, since 4 + 2 + 4 + 9 + 7 + 4 + 4 + 2 + 60 + 554 + 8 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 294879232514304 + 130095193541184 = 17172048^2 + 11405928^2 .

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 221327656 + ... + 223239512.

Almost surely, 2^{424974426055488} is an apocalyptic number.

424974426055488 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 424974426055488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (643400603034930).

424974426055488 is an abundant number, since it is smaller than the sum of its proper divisors (861826780014372).

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

424974426055488 is a wasteful number, since it uses less digits than its factorization.

424974426055488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1912982 (or 1912950 counting only the distinct ones).

The product of its (nonzero) digits is 2477260800, while the sum is 72.

The spelling of 424974426055488 in words is "four hundred twenty-four trillion, nine hundred seventy-four billion, four hundred twenty-six million, fifty-five thousand, four hundred eighty-eight".