3245630656 has 14 divisors (see below), whose sum is σ = 6440548460. Its totient is φ = 1622815296.

The previous prime is 3245630629. The next prime is 3245630659. The reversal of 3245630656 is 6560365423.

It is not an unprimeable number, because it can be changed into a prime (3245630659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25356426 + ... + 25356553.

Almost surely, 2^3245630656 is an apocalyptic number.

It is an amenable number.

3245630656 is a deficient number, since it is larger than the sum of its proper divisors (3194917804).

3245630656 is an equidigital number, since it uses as much as digits as its factorization.

3245630656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50712991 (or 50712981 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 40.

The square root of 3245630656 is about 56970.4366843014. The cubic root of 3245630656 is about 1480.5839332023.

The spelling of 3245630656 in words is "three billion, two hundred forty-five million, six hundred thirty thousand, six hundred fifty-six".