42422154115 has 48 divisors (see below), whose sum is σ = 56665367136. Its totient is φ = 30462474240.

The previous prime is 42422154097. The next prime is 42422154119. The reversal of 42422154115 is 51145122424.

It is not a de Polignac number, because 42422154115 - 2¹⁹ = 42421629827 is a prime.

It is a super-2 number, since 2×42422154115² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42422154119) by changing a digit.

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 in 47 ways as a sum of consecutive naturals, for example, 46771492 + ... + 46772398.

It is an arithmetic number, because the mean of its divisors is an integer number (1180528482).

Almost surely, 2^42422154115 is an apocalyptic number.

42422154115 is a deficient number, since it is larger than the sum of its proper divisors (14243213021).

42422154115 is a wasteful number, since it uses less digits than its factorization.

42422154115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1828 (or 1817 counting only the distinct ones).

The product of its digits is 12800, while the sum is 31.

Adding to 42422154115 its reverse (51145122424), we get a palindrome (93567276539).

The spelling of 42422154115 in words is "forty-two billion, four hundred twenty-two million, one hundred fifty-four thousand, one hundred fifteen".