3631104644 has 24 divisors (see below), whose sum is σ = 6375125568. Its totient is φ = 1809652320.

The previous prime is 3631104641. The next prime is 3631104671. The reversal of 3631104644 is 4464011363.

It is a self number, because there is not a number n which added to its sum of digits gives 3631104644.

It is not an unprimeable number, because it can be changed into a prime (3631104641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2934794 + ... + 2936030.

It is an arithmetic number, because the mean of its divisors is an integer number (265630232).

Almost surely, 2^3631104644 is an apocalyptic number.

It is an amenable number.

3631104644 is a deficient number, since it is larger than the sum of its proper divisors (2744020924).

3631104644 is a wasteful number, since it uses less digits than its factorization.

3631104644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3035 (or 3033 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 3631104644 is about 60258.6478772964. The cubic root of 3631104644 is about 1537.0202464997.

The spelling of 3631104644 in words is "three billion, six hundred thirty-one million, one hundred four thousand, six hundred forty-four".