5071786690 has 16 divisors (see below), whose sum is σ = 9254275128. Its totient is φ = 2000923776.

The previous prime is 5071786673. The next prime is 5071786691. The reversal of 5071786690 is 966871705.

It can be written as a sum of positive squares in 4 ways, for example, as 3977698761 + 1094087929 = 63069^2 + 33077^2 .

It is a super-2 number, since 2×5071786690² = 51446040457722312200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5071786691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3473097 + ... + 3474556.

Almost surely, 2^5071786690 is an apocalyptic number.

5071786690 is a deficient number, since it is larger than the sum of its proper divisors (4182488438).

5071786690 is a wasteful number, since it uses less digits than its factorization.

5071786690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6947733.

The product of its (nonzero) digits is 635040, while the sum is 49.

The square root of 5071786690 is about 71216.4776579128. The cubic root of 5071786690 is about 1718.1206589052.

The spelling of 5071786690 in words is "five billion, seventy-one million, seven hundred eighty-six thousand, six hundred ninety".