4042948309827 has 16 divisors (see below), whose sum is σ = 6161283982080. Its totient is φ = 2310030860832.

The previous prime is 4042948309817. The next prime is 4042948309903. The reversal of 4042948309827 is 7289038492404.

It is a happy number.

It is not a de Polignac number, because 4042948309827 - 2²⁰ = 4042947261251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4042948309817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9167608 + ... + 9598485.

It is an arithmetic number, because the mean of its divisors is an integer number (385080248880).

Almost surely, 2^{4042948309827} is an apocalyptic number.

4042948309827 is a deficient number, since it is larger than the sum of its proper divisors (2118335672253).

4042948309827 is a wasteful number, since it uses less digits than its factorization.

4042948309827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18776362.

The product of its (nonzero) digits is 27869184, while the sum is 60.

The spelling of 4042948309827 in words is "four trillion, forty-two billion, nine hundred forty-eight million, three hundred nine thousand, eight hundred twenty-seven".