6532161970 has 16 divisors (see below), whose sum is σ = 11801606040. Its totient is φ = 2603150464.

The previous prime is 6532161953. The next prime is 6532162009. The reversal of 6532161970 is 791612356.

It can be written as a sum of positive squares in 4 ways, for example, as 1597520961 + 4934641009 = 39969^2 + 70247^2 .

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, 1211467 + ... + 1216846.

Almost surely, 2^6532161970 is an apocalyptic number.

6532161970 is a deficient number, since it is larger than the sum of its proper divisors (5269444070).

6532161970 is a wasteful number, since it uses less digits than its factorization.

6532161970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2428589.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 6532161970 is about 80821.7914302820. The cubic root of 6532161970 is about 1869.3285902146.

The spelling of 6532161970 in words is "six billion, five hundred thirty-two million, one hundred sixty-one thousand, nine hundred seventy".