16432416440115 has 16 divisors (see below), whose sum is σ = 28314317558688. Its totient is φ = 8089805016576.

The previous prime is 16432416440113. The next prime is 16432416440117. The reversal of 16432416440115 is 51104461423461.

It is an interprime number because it is at equal distance from previous prime (16432416440113) and next prime (16432416440117).

It is not a de Polignac number, because 16432416440115 - 2¹ = 16432416440113 is a prime.

It is a super-2 number, since 2×16432416440115² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16432416440113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42134400934 + ... + 42134401323.

It is an arithmetic number, because the mean of its divisors is an integer number (1769644847418).

Almost surely, 2^{16432416440115} is an apocalyptic number.

16432416440115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16432416440115 is a deficient number, since it is larger than the sum of its proper divisors (11881901118573).

16432416440115 is a wasteful number, since it uses less digits than its factorization.

16432416440115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84268802278.

The product of its (nonzero) digits is 276480, while the sum is 42.

Adding to 16432416440115 its reverse (51104461423461), we get a palindrome (67536877863576).

The spelling of 16432416440115 in words is "sixteen trillion, four hundred thirty-two billion, four hundred sixteen million, four hundred forty thousand, one hundred fifteen".