834259343425 has 12 divisors (see below), whose sum is σ = 1095333444396. Its totient is φ = 628148211200.

The previous prime is 834259343371. The next prime is 834259343429. The reversal of 834259343425 is 524343952438.

It can be written as a sum of positive squares in 6 ways, for example, as 18487297024 + 815772046401 = 135968^2 + 903201^2 .

It is not a de Polignac number, because 834259343425 - 2¹³ = 834259335233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (834259343429) 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 11 ways as a sum of consecutive naturals, for example, 981481156 + ... + 981482005.

It is an arithmetic number, because the mean of its divisors is an integer number (91277787033).

Almost surely, 2^834259343425 is an apocalyptic number.

834259343425 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

834259343425 is a deficient number, since it is larger than the sum of its proper divisors (261074100971).

834259343425 is a wasteful number, since it uses less digits than its factorization.

834259343425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1962963188 (or 1962963183 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 52.

The spelling of 834259343425 in words is "eight hundred thirty-four billion, two hundred fifty-nine million, three hundred forty-three thousand, four hundred twenty-five".