425457750528 has 320 divisors, whose sum is σ = 1275604070400. Its totient is φ = 140005232640.

The previous prime is 425457750527. The next prime is 425457750631. The reversal of 425457750528 is 825057754524.

It is a happy number.

425457750528 is a `hidden beast` number, since 4 + 2 + 5 + 45 + 7 + 75 + 0 + 528 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (425457750521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 432815125 + ... + 432816107.

It is an arithmetic number, because the mean of its divisors is an integer number (3986262720).

Almost surely, 2^425457750528 is an apocalyptic number.

425457750528 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 425457750528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (637802035200).

425457750528 is an abundant number, since it is smaller than the sum of its proper divisors (850146319872).

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

425457750528 is a wasteful number, since it uses less digits than its factorization.

425457750528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1380 (or 1358 counting only the distinct ones).

The product of its (nonzero) digits is 15680000, while the sum is 54.

The spelling of 425457750528 in words is "four hundred twenty-five billion, four hundred fifty-seven million, seven hundred fifty thousand, five hundred twenty-eight".