425532340426 has 8 divisors (see below), whose sum is σ = 638301505860. Its totient is φ = 212765171808.

The previous prime is 425532340381. The next prime is 425532340447. The reversal of 425532340426 is 624043235524.

It can be written as a sum of positive squares in 2 ways, for example, as 347775575625 + 77756764801 = 589725^2 + 278849^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×425532340426² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271590 + ... + 961678.

Almost surely, 2^425532340426 is an apocalyptic number.

425532340426 is a deficient number, since it is larger than the sum of its proper divisors (212769165434).

425532340426 is a wasteful number, since it uses less digits than its factorization.

425532340426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998408.

The product of its (nonzero) digits is 691200, while the sum is 40.

The spelling of 425532340426 in words is "four hundred twenty-five billion, five hundred thirty-two million, three hundred forty thousand, four hundred twenty-six".