4452903648 has 72 divisors (see below), whose sum is σ = 12669392736. Its totient is φ = 1483545600.

The previous prime is 4452903613. The next prime is 4452903649. The reversal of 4452903648 is 8463092544.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4452903649) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1081113 + ... + 1085223.

It is an arithmetic number, because the mean of its divisors is an integer number (175963788).

Almost surely, 2^4452903648 is an apocalyptic number.

4452903648 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4452903648 is an abundant number, since it is smaller than the sum of its proper divisors (8216489088).

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

4452903648 is a wasteful number, since it uses less digits than its factorization.

4452903648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7888 (or 7877 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The square root of 4452903648 is about 66730.0805334446. The cubic root of 4452903648 is about 1645.1838312926.

The spelling of 4452903648 in words is "four billion, four hundred fifty-two million, nine hundred three thousand, six hundred forty-eight".