4042109999956 has 48 divisors (see below), whose sum is σ = 8569479203712. Its totient is φ = 1628580096000.

The previous prime is 4042109999951. The next prime is 4042109999957. The reversal of 4042109999956 is 6599999012404.

4042109999956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 4042109999891 and 4042109999900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042109999951) 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, 4400070 + ... + 5238781.

It is an arithmetic number, because the mean of its divisors is an integer number (178530816744).

Almost surely, 2^{4042109999956} is an apocalyptic number.

It is an amenable number.

4042109999956 is an abundant number, since it is smaller than the sum of its proper divisors (4527369203756).

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

4042109999956 is a wasteful number, since it uses less digits than its factorization.

4042109999956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9639760 (or 9639758 counting only the distinct ones).

The product of its (nonzero) digits is 56687040, while the sum is 67.

The spelling of 4042109999956 in words is "four trillion, forty-two billion, one hundred nine million, nine hundred ninety-nine thousand, nine hundred fifty-six".