425398962859 has 8 divisors (see below), whose sum is σ = 472900088192. Its totient is φ = 380008998720.

The previous prime is 425398962811. The next prime is 425398962889. The reversal of 425398962859 is 958269893524.

It is a happy number.

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

It is not a de Polignac number, because 425398962859 - 2⁹ = 425398962347 is a prime.

It is a super-2 number, since 2×425398962859² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425398962889) 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 in 7 ways as a sum of consecutive naturals, for example, 527789874 + ... + 527790679.

It is an arithmetic number, because the mean of its divisors is an integer number (59112511024).

Almost surely, 2^425398962859 is an apocalyptic number.

425398962859 is a deficient number, since it is larger than the sum of its proper divisors (47501125333).

425398962859 is a wasteful number, since it uses less digits than its factorization.

425398962859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055580597.

The product of its digits is 335923200, while the sum is 70.

The spelling of 425398962859 in words is "four hundred twenty-five billion, three hundred ninety-eight million, nine hundred sixty-two thousand, eight hundred fifty-nine".