4142045661648 has 40 divisors (see below), whose sum is σ = 10710785522400. Its totient is φ = 1379326932864.

The previous prime is 4142045661629. The next prime is 4142045661671. The reversal of 4142045661648 is 8461665402414.

It is a self number, because there is not a number n which added to its sum of digits gives 4142045661648.

It is a congruent number.

It is an unprimeable number.

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, 42292903 + ... + 42390726.

It is an arithmetic number, because the mean of its divisors is an integer number (267769638060).

Almost surely, 2^{4142045661648} is an apocalyptic number.

4142045661648 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4142045661648 is an abundant number, since it is smaller than the sum of its proper divisors (6568739860752).

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

4142045661648 is a wasteful number, since it uses less digits than its factorization.

4142045661648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84684659 (or 84684653 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 51.

The spelling of 4142045661648 in words is "four trillion, one hundred forty-two billion, forty-five million, six hundred sixty-one thousand, six hundred forty-eight".