4478375450 has 48 divisors (see below), whose sum is σ = 8986266360. Its totient is φ = 1654149120.

The previous prime is 4478375437. The next prime is 4478375459. The reversal of 4478375450 is 545738744.

It can be written as a sum of positive squares in 12 ways, for example, as 1398236449 + 3080139001 = 37393^2 + 55499^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4478375395 and 4478375404.

It is not an unprimeable number, because it can be changed into a prime (4478375459) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4655 + ... + 94754.

Almost surely, 2^4478375450 is an apocalyptic number.

4478375450 is an abundant number, since it is smaller than the sum of its proper divisors (4507890910).

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

4478375450 is a wasteful number, since it uses less digits than its factorization.

4478375450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99491 (or 99486 counting only the distinct ones).

The product of its (nonzero) digits is 1881600, while the sum is 47.

The square root of 4478375450 is about 66920.6653433751. The cubic root of 4478375450 is about 1648.3148329151.

The spelling of 4478375450 in words is "four billion, four hundred seventy-eight million, three hundred seventy-five thousand, four hundred fifty".