425441213405 has 8 divisors (see below), whose sum is σ = 549800952792. Its totient is φ = 314171972928.

The previous prime is 425441213399. The next prime is 425441213413. The reversal of 425441213405 is 504312144524.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2344302724 + 423096910681 = 48418^2 + 650459^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 425441213405 - 2⁸ = 425441213149 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3272624654 + ... + 3272624783.

It is an arithmetic number, because the mean of its divisors is an integer number (68725119099).

Almost surely, 2^425441213405 is an apocalyptic number.

It is an amenable number.

425441213405 is a deficient number, since it is larger than the sum of its proper divisors (124359739387).

425441213405 is a wasteful number, since it uses less digits than its factorization.

425441213405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6545249455.

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 425441213405 its reverse (504312144524), we get a palindrome (929753357929).

The spelling of 425441213405 in words is "four hundred twenty-five billion, four hundred forty-one million, two hundred thirteen thousand, four hundred five".