425603540363 has 4 divisors (see below), whose sum is σ = 427808740248. Its totient is φ = 423398340480.

The previous prime is 425603540347. The next prime is 425603540381. The reversal of 425603540363 is 363045306524.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 425603540363 - 2⁴ = 425603540347 is a prime.

It is a super-4 number, since 4×425603540363⁴ (a number of 48 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 425603540363.

It is not an unprimeable number, because it can be changed into a prime (425603540303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1102599653 + ... + 1102600038.

It is an arithmetic number, because the mean of its divisors is an integer number (106952185062).

Almost surely, 2^425603540363 is an apocalyptic number.

425603540363 is a deficient number, since it is larger than the sum of its proper divisors (2205199885).

425603540363 is a wasteful number, since it uses less digits than its factorization.

425603540363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2205199884.

The product of its (nonzero) digits is 777600, while the sum is 41.

Adding to 425603540363 its reverse (363045306524), we get a palindrome (788648846887).

The spelling of 425603540363 in words is "four hundred twenty-five billion, six hundred three million, five hundred forty thousand, three hundred sixty-three".