3605691056 has 40 divisors (see below), whose sum is σ = 7631417808. Its totient is φ = 1636736000.

The previous prime is 3605691049. The next prime is 3605691059. The reversal of 3605691056 is 6501965063.

It is not an unprimeable number, because it can be changed into a prime (3605691059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120476 + ... + 147396.

Almost surely, 2^3605691056 is an apocalyptic number.

It is an amenable number.

3605691056 is an abundant number, since it is smaller than the sum of its proper divisors (4025726752).

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

3605691056 is a wasteful number, since it uses less digits than its factorization.

3605691056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27701 (or 27695 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 41.

The square root of 3605691056 is about 60047.4067383430. The cubic root of 3605691056 is about 1533.4260525323.

The spelling of 3605691056 in words is "three billion, six hundred five million, six hundred ninety-one thousand, fifty-six".