6511889122 has 32 divisors (see below), whose sum is σ = 10264320000. Its totient is φ = 3092528208.

The previous prime is 6511889101. The next prime is 6511889143. The reversal of 6511889122 is 2219881156.

It is an interprime number because it is at equal distance from previous prime (6511889101) and next prime (6511889143).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5485413 + ... + 5486599.

It is an arithmetic number, because the mean of its divisors is an integer number (320760000).

Almost surely, 2^6511889122 is an apocalyptic number.

6511889122 is a deficient number, since it is larger than the sum of its proper divisors (3752430878).

6511889122 is a wasteful number, since it uses less digits than its factorization.

6511889122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1950.

The product of its digits is 69120, while the sum is 43.

The square root of 6511889122 is about 80696.2770021021. The cubic root of 6511889122 is about 1867.3927387116.

The spelling of 6511889122 in words is "six billion, five hundred eleven million, eight hundred eighty-nine thousand, one hundred twenty-two".