425309422050 has 162 divisors, whose sum is σ = 1161668011491. Its totient is φ = 111560198400.

The previous prime is 425309422019. The next prime is 425309422073. The reversal of 425309422050 is 50224903524.

425309422050 is a `hidden beast` number, since 425 + 3 + 0 + 9 + 4 + 220 + 5 + 0 = 666.

It can be written as a sum of positive squares in 5 ways, for example, as 16716162681 + 408593259369 = 129291^2 + 639213^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=461145.

It is a junction number, because it is equal to n+sod(n) for n = 425309421996 and 425309422014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 982238634 + ... + 982239066.

Almost surely, 2^425309422050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425309422050

425309422050 is an abundant number, since it is smaller than the sum of its proper divisors (736358589441).

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

425309422050 is an equidigital number, since it uses as much as digits as its factorization.

425309422050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1026 (or 514 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 425309422050 in words is "four hundred twenty-five billion, three hundred nine million, four hundred twenty-two thousand, fifty".