2009795472 has 60 divisors (see below), whose sum is σ = 5806088704. Its totient is φ = 648319680.

The previous prime is 2009795387. The next prime is 2009795479. The reversal of 2009795472 is 2745979002.

2009795472 is a `hidden beast` number, since 2 + 0 + 0 + 97 + 95 + 472 = 666.

It is not an unprimeable number, because it can be changed into a prime (2009795479) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 220648 + ... + 229575.

Almost surely, 2^2009795472 is an apocalyptic number.

It is an amenable number.

2009795472 is an abundant number, since it is smaller than the sum of its proper divisors (3796293232).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2009795472 is a wasteful number, since it uses less digits than its factorization.

2009795472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450268 (or 450259 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 2009795472 is about 44830.7424877171. The cubic root of 2009795472 is about 1261.9746211460.

The spelling of 2009795472 in words is "two billion, nine million, seven hundred ninety-five thousand, four hundred seventy-two".