42005116156 has 12 divisors (see below), whose sum is σ = 73591833168. Its totient is φ = 20978878112.

The previous prime is 42005116117. The next prime is 42005116169. The reversal of 42005116156 is 65161150024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5916001 + ... + 5923096.

It is an arithmetic number, because the mean of its divisors is an integer number (6132652764).

Almost surely, 2^42005116156 is an apocalyptic number.

It is an amenable number.

42005116156 is a deficient number, since it is larger than the sum of its proper divisors (31586717012).

42005116156 is a wasteful number, since it uses less digits than its factorization.

42005116156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11839988 (or 11839986 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The spelling of 42005116156 in words is "forty-two billion, five million, one hundred sixteen thousand, one hundred fifty-six".