40016115122 has 4 divisors (see below), whose sum is σ = 60024172686. Its totient is φ = 20008057560.

The previous prime is 40016115109. The next prime is 40016115151. The reversal of 40016115122 is 22151161004.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 36845186401 + 3170928721 = 191951^2 + 56311^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10004028779 + ... + 10004028782.

Almost surely, 2^40016115122 is an apocalyptic number.

40016115122 is a deficient number, since it is larger than the sum of its proper divisors (20008057564).

40016115122 is a wasteful number, since it uses less digits than its factorization.

40016115122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20008057563.

The product of its (nonzero) digits is 480, while the sum is 23.

Adding to 40016115122 its reverse (22151161004), we get a palindrome (62167276126).

The spelling of 40016115122 in words is "forty billion, sixteen million, one hundred fifteen thousand, one hundred twenty-two".