3101863656 has 64 divisors (see below), whose sum is σ = 8223163200. Its totient is φ = 971670528.

The previous prime is 3101863607. The next prime is 3101863657. The reversal of 3101863656 is 6563681013.

It is not an unprimeable number, because it can be changed into a prime (3101863657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 283911 + ... + 294633.

It is an arithmetic number, because the mean of its divisors is an integer number (128486925).

Almost surely, 2^3101863656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3101863656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4111581600).

3101863656 is an abundant number, since it is smaller than the sum of its proper divisors (5121299544).

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

3101863656 is a wasteful number, since it uses less digits than its factorization.

3101863656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11458 (or 11454 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 3101863656 is about 55694.3772386405. The cubic root of 3101863656 is about 1458.3918704456.

The spelling of 3101863656 in words is "three billion, one hundred one million, eight hundred sixty-three thousand, six hundred fifty-six".