42122852518 has 16 divisors (see below), whose sum is σ = 66990124224. Its totient is φ = 19796112000.

The previous prime is 42122852477. The next prime is 42122852531. The reversal of 42122852518 is 81525822124.

It is a congruent number.

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, 799305 + ... + 850372.

It is an arithmetic number, because the mean of its divisors is an integer number (4186882764).

Almost surely, 2^42122852518 is an apocalyptic number.

42122852518 is a deficient number, since it is larger than the sum of its proper divisors (24867271706).

42122852518 is a wasteful number, since it uses less digits than its factorization.

42122852518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650447.

The product of its digits is 102400, while the sum is 40.

The spelling of 42122852518 in words is "forty-two billion, one hundred twenty-two million, eight hundred fifty-two thousand, five hundred eighteen".