5071428794 has 16 divisors (see below), whose sum is σ = 7700342760. Its totient is φ = 2504705280.

The previous prime is 5071428773. The next prime is 5071428841. The reversal of 5071428794 is 4978241705.

It can be written as a sum of positive squares in 4 ways, for example, as 5017597225 + 53831569 = 70835^2 + 7337^2 .

It is a super-2 number, since 2×5071428794² = 51438780025224588872, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 170084 + ... + 197664.

Almost surely, 2^5071428794 is an apocalyptic number.

5071428794 is a deficient number, since it is larger than the sum of its proper divisors (2628913966).

5071428794 is a wasteful number, since it uses less digits than its factorization.

5071428794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28705.

The product of its (nonzero) digits is 564480, while the sum is 47.

The square root of 5071428794 is about 71213.9648804924. The cubic root of 5071428794 is about 1718.0802442865.

The spelling of 5071428794 in words is "five billion, seventy-one million, four hundred twenty-eight thousand, seven hundred ninety-four".