425320202421632 has 256 divisors, whose sum is σ = 1045389247257600. Its totient is φ = 168329761087488.

The previous prime is 425320202421617. The next prime is 425320202421649. The reversal of 425320202421632 is 236124202023524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13083941123 + ... + 13083973629.

It is an arithmetic number, because the mean of its divisors is an integer number (4083551747100).

Almost surely, 2^{425320202421632} 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 425320202421632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (522694623628800).

425320202421632 is an abundant number, since it is smaller than the sum of its proper divisors (620069044835968).

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

425320202421632 is a wasteful number, since it uses less digits than its factorization.

425320202421632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54473 (or 54461 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 38.

The spelling of 425320202421632 in words is "four hundred twenty-five trillion, three hundred twenty billion, two hundred two million, four hundred twenty-one thousand, six hundred thirty-two".