4447882945 has 64 divisors (see below), whose sum is σ = 6339575808. Its totient is φ = 2962080000.

The previous prime is 4447882931. The next prime is 4447882949. The reversal of 4447882945 is 5492887444.

It is not a de Polignac number, because 4447882945 - 2⁵ = 4447882913 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4447882949) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3960154 + ... + 3961276.

It is an arithmetic number, because the mean of its divisors is an integer number (99055872).

Almost surely, 2^4447882945 is an apocalyptic number.

It is an amenable number.

4447882945 is a deficient number, since it is larger than the sum of its proper divisors (1891692863).

4447882945 is a wasteful number, since it uses less digits than its factorization.

4447882945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294.

The product of its digits is 10321920, while the sum is 55.

The square root of 4447882945 is about 66692.4504348131. The cubic root of 4447882945 is about 1644.5652771681.

The spelling of 4447882945 in words is "four billion, four hundred forty-seven million, eight hundred eighty-two thousand, nine hundred forty-five".