423698247648 has 288 divisors, whose sum is σ = 1349120747520. Its totient is φ = 125250831360.

The previous prime is 423698247619. The next prime is 423698247673. The reversal of 423698247648 is 846742896324.

423698247648 is a `hidden beast` number, since 4 + 2 + 36 + 98 + 2 + 476 + 48 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16119765 + ... + 16146027.

It is an arithmetic number, because the mean of its divisors is an integer number (4684447040).

Almost surely, 2^423698247648 is an apocalyptic number.

423698247648 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 423698247648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (674560373760).

423698247648 is an abundant number, since it is smaller than the sum of its proper divisors (925422499872).

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

423698247648 is a wasteful number, since it uses less digits than its factorization.

423698247648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26462 (or 26451 counting only the distinct ones).

The product of its digits is 111476736, while the sum is 63.

The spelling of 423698247648 in words is "four hundred twenty-three billion, six hundred ninety-eight million, two hundred forty-seven thousand, six hundred forty-eight".