2175065764 has 12 divisors (see below), whose sum is σ = 3806857600. Its totient is φ = 1087392168.

The previous prime is 2175065707. The next prime is 2175065777. The reversal of 2175065764 is 4675605712.

It is a super-2 number, since 2×2175065764² = 9461822155449807392, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2175065764.

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, 4597 + ... + 66115.

Almost surely, 2^2175065764 is an apocalyptic number.

It is an amenable number.

2175065764 is a deficient number, since it is larger than the sum of its proper divisors (1631791836).

2175065764 is a wasteful number, since it uses less digits than its factorization.

2175065764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70362 (or 70360 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 43.

The square root of 2175065764 is about 46637.6003242019. The cubic root of 2175065764 is about 1295.6592428632.

The spelling of 2175065764 in words is "two billion, one hundred seventy-five million, sixty-five thousand, seven hundred sixty-four".