425513030342 has 4 divisors (see below), whose sum is σ = 638269545516. Its totient is φ = 212756515170.

The previous prime is 425513030329. The next prime is 425513030347. The reversal of 425513030342 is 243030315524.

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

It is a super-2 number, since 2×425513030342² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 425513030299 and 425513030308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425513030347) by changing a digit.

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 as a sum of consecutive naturals, namely, 106378257584 + ... + 106378257587.

It is an arithmetic number, because the mean of its divisors is an integer number (159567386379).

Almost surely, 2^425513030342 is an apocalyptic number.

425513030342 is a deficient number, since it is larger than the sum of its proper divisors (212756515174).

425513030342 is a wasteful number, since it uses less digits than its factorization.

425513030342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212756515173.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 425513030342 its reverse (243030315524), we get a palindrome (668543345866).

The spelling of 425513030342 in words is "four hundred twenty-five billion, five hundred thirteen million, thirty thousand, three hundred forty-two".