42166004136 has 16 divisors (see below), whose sum is σ = 105415010400. Its totient is φ = 14055334704.

The previous prime is 42166004119. The next prime is 42166004137. The reversal of 42166004136 is 63140066124.

It is a super-4 number, since 4×42166004136⁴ (a number of 44 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42166004097 and 42166004106.

It is not an unprimeable number, because it can be changed into a prime (42166004137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 878458396 + ... + 878458443.

It is an arithmetic number, because the mean of its divisors is an integer number (6588438150).

Almost surely, 2^42166004136 is an apocalyptic number.

It is an amenable number.

42166004136 is an abundant number, since it is smaller than the sum of its proper divisors (63249006264).

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

42166004136 is a wasteful number, since it uses less digits than its factorization.

42166004136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1756916848 (or 1756916844 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The spelling of 42166004136 in words is "forty-two billion, one hundred sixty-six million, four thousand, one hundred thirty-six".