4498142643 has 12 divisors (see below), whose sum is σ = 6721362960. Its totient is φ = 2895356016.

The previous prime is 4498142633. The next prime is 4498142653. The reversal of 4498142643 is 3462418944.

4498142643 is a `hidden beast` number, since 449 + 8 + 142 + 64 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (4498142633) and next prime (4498142653).

It is not a de Polignac number, because 4498142643 - 2⁵ = 4498142611 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (4498142603) 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, 8616871 + ... + 8617392.

It is an arithmetic number, because the mean of its divisors is an integer number (560113580).

Almost surely, 2^4498142643 is an apocalyptic number.

4498142643 is a deficient number, since it is larger than the sum of its proper divisors (2223220317).

4498142643 is a wasteful number, since it uses less digits than its factorization.

4498142643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17234298 (or 17234295 counting only the distinct ones).

The product of its digits is 663552, while the sum is 45.

The square root of 4498142643 is about 67068.1939744914. The cubic root of 4498142643 is about 1650.7364503120.

The spelling of 4498142643 in words is "four billion, four hundred ninety-eight million, one hundred forty-two thousand, six hundred forty-three".