4455544772 has 24 divisors (see below), whose sum is σ = 9062128320. Its totient is φ = 1877153760.

The previous prime is 4455544763. The next prime is 4455544777. The reversal of 4455544772 is 2774455544.

It is not an unprimeable number, because it can be changed into a prime (4455544777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1346879 + ... + 1350182.

It is an arithmetic number, because the mean of its divisors is an integer number (377588680).

Almost surely, 2^4455544772 is an apocalyptic number.

It is an amenable number.

4455544772 is an abundant number, since it is smaller than the sum of its proper divisors (4606583548).

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

4455544772 is a wasteful number, since it uses less digits than its factorization.

4455544772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2697131 (or 2697129 counting only the distinct ones).

The product of its digits is 3136000, while the sum is 47.

The square root of 4455544772 is about 66749.8672058604. The cubic root of 4455544772 is about 1645.5090330081.

The spelling of 4455544772 in words is "four billion, four hundred fifty-five million, five hundred forty-four thousand, seven hundred seventy-two".