42134442084 has 96 divisors (see below), whose sum is σ = 129147782400. Its totient is φ = 11623288320.

The previous prime is 42134442083. The next prime is 42134442109. The reversal of 42134442084 is 48024443124.

42134442084 is a `hidden beast` number, since 4 + 2 + 1 + 3 + 444 + 208 + 4 = 666.

It is a super-2 number, since 2×42134442084² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (42134442083) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 938997 + ... + 982844.

It is an arithmetic number, because the mean of its divisors is an integer number (1345289400).

Almost surely, 2^42134442084 is an apocalyptic number.

It is an amenable number.

42134442084 is an abundant number, since it is smaller than the sum of its proper divisors (87013340316).

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

42134442084 is a wasteful number, since it uses less digits than its factorization.

42134442084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1921890 (or 1921882 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 36.

The spelling of 42134442084 in words is "forty-two billion, one hundred thirty-four million, four hundred forty-two thousand, eighty-four".