425424534342 has 8 divisors (see below), whose sum is σ = 850849068696. Its totient is φ = 141808178112.

The previous prime is 425424534281. The next prime is 425424534347. The reversal of 425424534342 is 243435424524.

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

425424534342 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 425424534294 and 425424534303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425424534347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35452044523 + ... + 35452044534.

It is an arithmetic number, because the mean of its divisors is an integer number (106356133587).

Almost surely, 2^425424534342 is an apocalyptic number.

425424534342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

425424534342 is a wasteful number, since it uses less digits than its factorization.

425424534342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70904089062.

The product of its digits is 1843200, while the sum is 42.

Adding to 425424534342 its reverse (243435424524), we get a palindrome (668859958866).

The spelling of 425424534342 in words is "four hundred twenty-five billion, four hundred twenty-four million, five hundred thirty-four thousand, three hundred forty-two".