4506656442 has 16 divisors (see below), whose sum is σ = 9014083680. Its totient is φ = 1502090352.

The previous prime is 4506656431. The next prime is 4506656449. The reversal of 4506656442 is 2446566054.

It is a junction number, because it is equal to n+sod(n) for n = 4506656394 and 4506656403.

It is not an unprimeable number, because it can be changed into a prime (4506656449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67809 + ... + 116667.

It is an arithmetic number, because the mean of its divisors is an integer number (563380230).

Almost surely, 2^4506656442 is an apocalyptic number.

4506656442 is an abundant number, since it is smaller than the sum of its proper divisors (4507427238).

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

4506656442 is a wasteful number, since it uses less digits than its factorization.

4506656442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64237.

The product of its (nonzero) digits is 691200, while the sum is 42.

The square root of 4506656442 is about 67131.6351804423. The cubic root of 4506656442 is about 1651.7772636656. Note that the first 3 decimals are identical.

The spelling of 4506656442 in words is "four billion, five hundred six million, six hundred fifty-six thousand, four hundred forty-two".