4244644044 has 36 divisors (see below), whose sum is σ = 11099502960. Its totient is φ = 1366092000.

The previous prime is 4244644037. The next prime is 4244644051. The reversal of 4244644044 is 4404464424.

4244644044 is a `hidden beast` number, since 4 + 2 + 4 + 4 + 644 + 0 + 4 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (4244644037) and next prime (4244644051).

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×4244644044³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2031832 + ... + 2033919.

Almost surely, 2^4244644044 is an apocalyptic number.

It is an amenable number.

4244644044 is an abundant number, since it is smaller than the sum of its proper divisors (6854858916).

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

4244644044 is a wasteful number, since it uses less digits than its factorization.

4244644044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4065790 (or 4065785 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 36.

The square root of 4244644044 is about 65150.9327945502. The cubic root of 4244644044 is about 1619.1251746707.

The spelling of 4244644044 in words is "four billion, two hundred forty-four million, six hundred forty-four thousand, forty-four".