4128457244 has 6 divisors (see below), whose sum is σ = 7224800184. Its totient is φ = 2064228620.

The previous prime is 4128457231. The next prime is 4128457261. The reversal of 4128457244 is 4427548214.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 516057152 + ... + 516057159.

It is an arithmetic number, because the mean of its divisors is an integer number (1204133364).

Almost surely, 2^4128457244 is an apocalyptic number.

It is an amenable number.

4128457244 is a deficient number, since it is larger than the sum of its proper divisors (3096342940).

4128457244 is a wasteful number, since it uses less digits than its factorization.

4128457244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032114315 (or 1032114313 counting only the distinct ones).

The product of its digits is 286720, while the sum is 41.

The square root of 4128457244 is about 64253.0718643086. The cubic root of 4128457244 is about 1604.2150895323.

The spelling of 4128457244 in words is "four billion, one hundred twenty-eight million, four hundred fifty-seven thousand, two hundred forty-four".