3611244644 has 12 divisors (see below), whose sum is σ = 7222489344. Its totient is φ = 1547676264.

The previous prime is 3611244563. The next prime is 3611244649. The reversal of 3611244644 is 4464421163.

3611244644 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (3611244649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64486484 + ... + 64486539.

It is an arithmetic number, because the mean of its divisors is an integer number (601874112).

Almost surely, 2^3611244644 is an apocalyptic number.

It is an amenable number.

3611244644 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.

3611244644 is a wasteful number, since it uses less digits than its factorization.

3611244644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128973034 (or 128973032 counting only the distinct ones).

The product of its digits is 55296, while the sum is 35.

The square root of 3611244644 is about 60093.6323082571. The cubic root of 3611244644 is about 1534.2129241681.

The spelling of 3611244644 in words is "three billion, six hundred eleven million, two hundred forty-four thousand, six hundred forty-four".