425294025984 has 576 divisors, whose sum is σ = 1364777164800. Its totient is φ = 130288435200.

The previous prime is 425294025979. The next prime is 425294025991. The reversal of 425294025984 is 489520492524.

425294025984 is a `hidden beast` number, since 4 + 2 + 5 + 2 + 9 + 40 + 2 + 598 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 425294025984.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 462778677 + ... + 462779595.

It is an arithmetic number, because the mean of its divisors is an integer number (2369404800).

Almost surely, 2^425294025984 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 425294025984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (682388582400).

425294025984 is an abundant number, since it is smaller than the sum of its proper divisors (939483138816).

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

425294025984 is a wasteful number, since it uses less digits than its factorization.

425294025984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079 (or 1059 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 54.

The spelling of 425294025984 in words is "four hundred twenty-five billion, two hundred ninety-four million, twenty-five thousand, nine hundred eighty-four".