4000560956 has 12 divisors (see below), whose sum is σ = 8001121968. Its totient is φ = 1714526112.

The previous prime is 4000560919. The next prime is 4000560961. The reversal of 4000560956 is 6590650004.

It is a happy number.

4000560956 is an admirable number.

It is a congruent number.

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, 71438561 + ... + 71438616.

It is an arithmetic number, because the mean of its divisors is an integer number (666760164).

Almost surely, 2^4000560956 is an apocalyptic number.

It is an amenable number.

4000560956 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4000560956 is a wasteful number, since it uses less digits than its factorization.

4000560956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142877188 (or 142877186 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 4000560956 is about 63249.9877944652. The cubic root of 4000560956 is about 1587.4752536784.

The spelling of 4000560956 in words is "four billion, five hundred sixty thousand, nine hundred fifty-six".