6128861766 has 16 divisors (see below), whose sum is σ = 12259862784. Its totient is φ = 2042597384.

The previous prime is 6128861759. The next prime is 6128861801. The reversal of 6128861766 is 6671688216.

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, 50610 + ... + 121733.

It is an arithmetic number, because the mean of its divisors is an integer number (766241424).

Almost surely, 2^6128861766 is an apocalyptic number.

6128861766 is an abundant number, since it is smaller than the sum of its proper divisors (6131001018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6128861766 is a wasteful number, since it uses less digits than its factorization.

6128861766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178275.

The product of its digits is 1161216, while the sum is 51.

The square root of 6128861766 is about 78287.0472428230. The cubic root of 6128861766 is about 1830.0373016375.

The spelling of 6128861766 in words is "six billion, one hundred twenty-eight million, eight hundred sixty-one thousand, seven hundred sixty-six".