42151664122 has 16 divisors (see below), whose sum is σ = 66617933760. Its totient is φ = 19947775392.

The previous prime is 42151664063. The next prime is 42151664153. The reversal of 42151664122 is 22146615124.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481363 + ... + 562150.

It is an arithmetic number, because the mean of its divisors is an integer number (4163620860).

Almost surely, 2^42151664122 is an apocalyptic number.

42151664122 is a deficient number, since it is larger than the sum of its proper divisors (24466269638).

42151664122 is a wasteful number, since it uses less digits than its factorization.

42151664122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044597.

The product of its digits is 23040, while the sum is 34.

The spelling of 42151664122 in words is "forty-two billion, one hundred fifty-one million, six hundred sixty-four thousand, one hundred twenty-two".