6651161032 has 16 divisors (see below), whose sum is σ = 12506665500. Its totient is φ = 3316050240.

The previous prime is 6651161021. The next prime is 6651161053. The reversal of 6651161032 is 2301611566.

It can be written as a sum of positive squares in 2 ways, for example, as 6584673316 + 66487716 = 81146^2 + 8154^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6651160985 and 6651161003.

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, 1188319 + ... + 1193902.

Almost surely, 2^6651161032 is an apocalyptic number.

It is an amenable number.

6651161032 is a deficient number, since it is larger than the sum of its proper divisors (5855504468).

6651161032 is a wasteful number, since it uses less digits than its factorization.

6651161032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2382576 (or 2382572 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 6651161032 is about 81554.6505847459. The cubic root of 6651161032 is about 1880.6117889693.

Adding to 6651161032 its reverse (2301611566), we get a palindrome (8952772598).

The spelling of 6651161032 in words is "six billion, six hundred fifty-one million, one hundred sixty-one thousand, thirty-two".