4485928538 has 48 divisors (see below), whose sum is σ = 8873313120. Its totient is φ = 1681241184.

The previous prime is 4485928537. The next prime is 4485928543. The reversal of 4485928538 is 8358295844.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4485928537) 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, 68456 + ... + 116867.

It is an arithmetic number, because the mean of its divisors is an integer number (184860690).

Almost surely, 2^4485928538 is an apocalyptic number.

4485928538 is a deficient number, since it is larger than the sum of its proper divisors (4387384582).

4485928538 is a wasteful number, since it uses less digits than its factorization.

4485928538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185371 (or 185364 counting only the distinct ones).

The product of its digits is 11059200, while the sum is 56.

The square root of 4485928538 is about 66977.0747196382. The cubic root of 4485928538 is about 1649.2409778598.

The spelling of 4485928538 in words is "four billion, four hundred eighty-five million, nine hundred twenty-eight thousand, five hundred thirty-eight".