3851426165 has 8 divisors (see below), whose sum is σ = 4664113080. Its totient is φ = 3052873152.

The previous prime is 3851426129. The next prime is 3851426197. The reversal of 3851426165 is 5616241583.

It can be written as a sum of positive squares in 4 ways, for example, as 1523653156 + 2327773009 = 39034^2 + 48247^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3851426165 - 2¹⁴ = 3851409781 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3532874 + ... + 3533963.

It is an arithmetic number, because the mean of its divisors is an integer number (583014135).

Almost surely, 2^3851426165 is an apocalyptic number.

It is an amenable number.

3851426165 is a deficient number, since it is larger than the sum of its proper divisors (812686915).

3851426165 is a wasteful number, since it uses less digits than its factorization.

3851426165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7066951.

The product of its digits is 172800, while the sum is 41.

The square root of 3851426165 is about 62059.8595309400. The cubic root of 3851426165 is about 1567.4987102611.

The spelling of 3851426165 in words is "three billion, eight hundred fifty-one million, four hundred twenty-six thousand, one hundred sixty-five".