42046666044 has 48 divisors (see below), whose sum is σ = 102921477120. Its totient is φ = 13341657280.

The previous prime is 42046666033. The next prime is 42046666087. The reversal of 42046666044 is 44066664024.

42046666044 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 = 42046665987 and 42046666005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 826164 + ... + 875579.

It is an arithmetic number, because the mean of its divisors is an integer number (2144197440).

Almost surely, 2^42046666044 is an apocalyptic number.

It is an amenable number.

42046666044 is an abundant number, since it is smaller than the sum of its proper divisors (60874811076).

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

42046666044 is a wasteful number, since it uses less digits than its factorization.

42046666044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1701850 (or 1701848 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 42.

The spelling of 42046666044 in words is "forty-two billion, forty-six million, six hundred sixty-six thousand, forty-four".