4407644652 has 48 divisors (see below), whose sum is σ = 10981259520. Its totient is φ = 1372650048.

The previous prime is 4407644581. The next prime is 4407644653. The reversal of 4407644652 is 2564467044.

It is a super-2 number, since 2×4407644652² = 38854662756608402208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4407644653) 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, 173827 + ... + 197562.

It is an arithmetic number, because the mean of its divisors is an integer number (228776240).

Almost surely, 2^4407644652 is an apocalyptic number.

It is an amenable number.

4407644652 is an abundant number, since it is smaller than the sum of its proper divisors (6573614868).

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

4407644652 is a wasteful number, since it uses less digits than its factorization.

4407644652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371462 (or 371460 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 42.

The square root of 4407644652 is about 66390.0945322418. The cubic root of 4407644652 is about 1639.5909960626.

The spelling of 4407644652 in words is "four billion, four hundred seven million, six hundred forty-four thousand, six hundred fifty-two".