5146646426 has 8 divisors (see below), whose sum is σ = 7720842324. Its totient is φ = 2573032320.

The previous prime is 5146646389. The next prime is 5146646431. The reversal of 5146646426 is 6246466415.

It can be written as a sum of positive squares in 2 ways, for example, as 5133865801 + 12780625 = 71651^2 + 3575^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 122615 + ... + 159146.

Almost surely, 2^5146646426 is an apocalyptic number.

5146646426 is a deficient number, since it is larger than the sum of its proper divisors (2574195898).

5146646426 is a wasteful number, since it uses less digits than its factorization.

5146646426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290896.

The product of its digits is 829440, while the sum is 44.

The square root of 5146646426 is about 71740.1312098047. The cubic root of 5146646426 is about 1726.5325791351.

The spelling of 5146646426 in words is "five billion, one hundred forty-six million, six hundred forty-six thousand, four hundred twenty-six".