425667135842 has 32 divisors (see below), whose sum is σ = 712417189680. Its totient is φ = 189396506880.

The previous prime is 425667135841. The next prime is 425667135853. The reversal of 425667135842 is 248531766524.

It can be written as a sum of positive squares in 8 ways, for example, as 19259610841 + 406407525001 = 138779^2 + 637501^2 .

It is not an unprimeable number, because it can be changed into a prime (425667135841) 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 15 ways as a sum of consecutive naturals, for example, 60092 + ... + 924632.

Almost surely, 2^425667135842 is an apocalyptic number.

425667135842 is a deficient number, since it is larger than the sum of its proper divisors (286750053838).

425667135842 is a wasteful number, since it uses less digits than its factorization.

425667135842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865238.

The product of its digits is 9676800, while the sum is 53.

The spelling of 425667135842 in words is "four hundred twenty-five billion, six hundred sixty-seven million, one hundred thirty-five thousand, eight hundred forty-two".