425478917248 has 256 divisors, whose sum is σ = 1083762892800. Its totient is φ = 162934379520.

The previous prime is 425478917243. The next prime is 425478917249. The reversal of 425478917248 is 842719874524.

It is not an unprimeable number, because it can be changed into a prime (425478917243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70358961 + ... + 70365007.

It is an arithmetic number, because the mean of its divisors is an integer number (4233448800).

Almost surely, 2^425478917248 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 425478917248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (541881446400).

425478917248 is an abundant number, since it is smaller than the sum of its proper divisors (658283975552).

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

425478917248 is an equidigital number, since it uses as much as digits as its factorization.

425478917248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6160 (or 6126 counting only the distinct ones).

The product of its digits is 36126720, while the sum is 61.

The spelling of 425478917248 in words is "four hundred twenty-five billion, four hundred seventy-eight million, nine hundred seventeen thousand, two hundred forty-eight".