6512222156 has 12 divisors (see below), whose sum is σ = 12432424200. Its totient is φ = 2960100960.

The previous prime is 6512222117. The next prime is 6512222209.

6512222156 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74002481 + ... + 74002568.

It is an arithmetic number, because the mean of its divisors is an integer number (1036035350).

Almost surely, 2^6512222156 is an apocalyptic number.

It is an amenable number.

6512222156 is a deficient number, since it is larger than the sum of its proper divisors (5920202044).

6512222156 is a wasteful number, since it uses less digits than its factorization.

6512222156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148005064 (or 148005062 counting only the distinct ones).

The product of its digits is 14400, while the sum is 32.

The square root of 6512222156 is about 80698.3404785997. The cubic root of 6512222156 is about 1867.4245725189.

It can be divided in two parts, 65122 and 22156, that added together give a palindrome (87278).

The spelling of 6512222156 in words is "six billion, five hundred twelve million, two hundred twenty-two thousand, one hundred fifty-six".