4449743652 has 12 divisors (see below), whose sum is σ = 10382735216. Its totient is φ = 1483247880.

The previous prime is 4449743633. The next prime is 4449743657. The reversal of 4449743652 is 2563479444.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (4449743657) 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, 185405974 + ... + 185405997.

Almost surely, 2^4449743652 is an apocalyptic number.

It is an amenable number.

4449743652 is an abundant number, since it is smaller than the sum of its proper divisors (5932991564).

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

4449743652 is a wasteful number, since it uses less digits than its factorization.

4449743652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370811978 (or 370811976 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 48.

The square root of 4449743652 is about 66706.3988834654. The cubic root of 4449743652 is about 1644.7945718348.

The spelling of 4449743652 in words is "four billion, four hundred forty-nine million, seven hundred forty-three thousand, six hundred fifty-two".